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The first, second and fourth terms of a ...

The first, second and fourth terms of a proportion are 6, 18 and 25 respectively. Find the third term.

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RD SHARMA ENGLISH-RATIO, PROPORTION AND UNITARY METHOD-All Questions
  1. Are the numbers 5, 6, 20, 18 in proportion?

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  2. The first, third and fourth terms of a proportion are 12, 8 and 14 r...

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  3. The first, second and fourth terms of a proportion are 6, 18 and 25 ...

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  4. If 18 ,\ x ,\ x ,\ 50 are in proportion, find the value of xdot

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  5. Find the value of x , if x :6::5:3

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  6. Find the mean proportional between 9 and 25.

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  7. If 3,\ x ,\ 12 are in continued proportion, find the value of xdot

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  8. If 25 ,\ 35 ,\ x are in continued proportion, find the value of x

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  9. Find which of the following are in proportions (i) 18, 16, 6 , 12 (ii)...

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  10. The ratio of the length of a school ground to its width is 5:2. Fin...

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  11. In a school library, the ratio of mathematics books to Science book...

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  12. Which of the following statements are true? (i) 16 : 24=20\ : 30 (i...

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  13. Find which of the following are in proportion: (i) 8, 16, 6, 12      ...

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  14. Find x in the following proportions: (i) x\ :6=55\ : 11 (ii) 18\ ...

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  15. Find x in the following proportion: x:6 = 55:11

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  16. Find the other three proportions involving term of the following 45 : ...

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  17. If 4,\ x ,\ 9 are in continued proportion, find the value of xdot

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  18. If in a proportion, the first, second and fourth terms are 32, 112 ...

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  19. Show that the following numbers are in continued proportion: (i) 36...

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  20. The ratio of the length of a school ground to its width is 5 : 2. F...

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