Home / 31,741.31-47,612.48-15,097.97

Finding the Fourth Proportional to 31,741.31, 47,612.48 and 15,097.97

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Solution

The fourth proportional to 31,741.31, 47,612.48 and 15,097.97 is: 22,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,741.31 : 47,612.48 = 15,097.97 : x
  2. Step 2: Convert to fraction form
    31,741.31/47,612.48 = 15,097.97/x
  3. Step 3: Cross multiply
    31,741.31x = 47,612.48 × 15,097.97
  4. Step 4: Simplify right side
    31,741.31x = 718,851,481.11
  5. Step 5: Solve for x
    x = 718,851,481.11/31,741.31
  6. Step 6: Final answer
    x = 22,647.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.