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Finding the Fourth Proportional to 47,472.52, 71,212.56 and 27,753.10

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Solution

The fourth proportional to 47,472.52, 71,212.56 and 27,753.10 is: 41,631.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,472.52 : 71,212.56 = 27,753.10 : x
  2. Step 2: Convert to fraction form
    47,472.52/71,212.56 = 27,753.10/x
  3. Step 3: Cross multiply
    47,472.52x = 71,212.56 × 27,753.10
  4. Step 4: Simplify right side
    47,472.52x = 1,976,369,298.94
  5. Step 5: Solve for x
    x = 1,976,369,298.94/47,472.52
  6. Step 6: Final answer
    x = 41,631.86

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1.5x scale

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.