The value of x if 4,x,32 and 42 are in proportion
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Explanation:
The numbers 8, x, 9 and 36 are in proportion
⇒ 8 : x = 9 : 36
⇒ x × 9 = 8 × 36, [Since, the product of the means = the product of the extremes]
⇒ x = (8 × 36)/9
⇒ x = 32
3. If x : 15 = 8 : 12; find the value of x.
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