Home / 31,385.27-47,037.87-14,708.52

Finding the Fourth Proportional to 31,385.27, 47,037.87 and 14,708.52

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Solution

The fourth proportional to 31,385.27, 47,037.87 and 14,708.52 is: 22,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385.27 : 47,037.87 = 14,708.52 : x
  2. Step 2: Convert to fraction form
    31,385.27/47,037.87 = 14,708.52/x
  3. Step 3: Cross multiply
    31,385.27x = 47,037.87 × 14,708.52
  4. Step 4: Simplify right side
    31,385.27x = 691,857,451.65
  5. Step 5: Solve for x
    x = 691,857,451.65/31,385.27
  6. Step 6: Final answer
    x = 22,044.02

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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.