Home / 31,882.11-43,997.76-17,542.68

Finding the Fourth Proportional to 31,882.11, 43,997.76 and 17,542.68

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Solution

The fourth proportional to 31,882.11, 43,997.76 and 17,542.68 is: 24,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,882.11 : 43,997.76 = 17,542.68 : x
  2. Step 2: Convert to fraction form
    31,882.11/43,997.76 = 17,542.68/x
  3. Step 3: Cross multiply
    31,882.11x = 43,997.76 × 17,542.68
  4. Step 4: Simplify right side
    31,882.11x = 771,838,624.40
  5. Step 5: Solve for x
    x = 771,838,624.40/31,882.11
  6. Step 6: Final answer
    x = 24,209.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.