Question
Download Solution PDFIf the four numbers, 39, 117, 17 and y are in proportion, then find the value of y.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
Fourth proportional: If 4 numbers a, b, c, and d are in proportion, then d = (b × c)/a
Calculation:
Let the fourth proportional be y
According to the question
⇒ 39 : 117 = 17 : y
⇒ y = (17 × 117)/39
⇒ y = 51
The value of y is 51.Last updated on Jul 17, 2025
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