Home / 31,646.62-47,493.30-15,006.71

Finding the Fourth Proportional to 31,646.62, 47,493.30 and 15,006.71

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Solution

The fourth proportional to 31,646.62, 47,493.30 and 15,006.71 is: 22,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,646.62 : 47,493.30 = 15,006.71 : x
  2. Step 2: Convert to fraction form
    31,646.62/47,493.30 = 15,006.71/x
  3. Step 3: Cross multiply
    31,646.62x = 47,493.30 × 15,006.71
  4. Step 4: Simplify right side
    31,646.62x = 712,718,201.12
  5. Step 5: Solve for x
    x = 712,718,201.12/31,646.62
  6. Step 6: Final answer
    x = 22,521.15

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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.