Home / 37,691.13-56,542.85-12,732.68

Finding the Fourth Proportional to 37,691.13, 56,542.85 and 12,732.68

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Solution

The fourth proportional to 37,691.13, 56,542.85 and 12,732.68 is: 19,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,691.13 : 56,542.85 = 12,732.68 : x
  2. Step 2: Convert to fraction form
    37,691.13/56,542.85 = 12,732.68/x
  3. Step 3: Cross multiply
    37,691.13x = 56,542.85 × 12,732.68
  4. Step 4: Simplify right side
    37,691.13x = 719,941,668.96
  5. Step 5: Solve for x
    x = 719,941,668.96/37,691.13
  6. Step 6: Final answer
    x = 19,101.09

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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.