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Q.

The fourth proportional to 5, 18, 15 is ____,


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Detailed Solution

Concept: To solve this question, we need to know the concept of fourth Proportional. Let us assume three numbers, (a, b, c) and if d is to be their fourth proportional, then, Question ImageWe will have to use the given numbers in the question statement in the above-mentioned formula and we will obtain our desired answer.
Given, three numbers are 5, 18, 15.
Let us assume Question Image, Then, Question ImageHence, the correct answer is 54.
 
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