What number should be added to each of 7/17 22 and 47 so that the resulting numbers will be in proportion in the given order?

Answered by Guest on 2019-05-20 01:19:54 | Votes 34 | #

Let us add x to each of the four numbers to make the resulting numbers in proportion

(7 + x)/(17 + x) = (22 + x)/(47 + x)

⇒ (7 + x) (47 + x) = (22 + x)

⇒ 329 + 7x + 47x + x2 = 374 + 22x + 17x + x2

⇒ 15 x = 45

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