Home / 42,053.53-63,092.47-12,472.08

Finding the Fourth Proportional to 42,053.53, 63,092.47 and 12,472.08

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Solution

The fourth proportional to 42,053.53, 63,092.47 and 12,472.08 is: 18,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053.53 : 63,092.47 = 12,472.08 : x
  2. Step 2: Convert to fraction form
    42,053.53/63,092.47 = 12,472.08/x
  3. Step 3: Cross multiply
    42,053.53x = 63,092.47 × 12,472.08
  4. Step 4: Simplify right side
    42,053.53x = 786,894,333.24
  5. Step 5: Solve for x
    x = 786,894,333.24/42,053.53
  6. Step 6: Final answer
    x = 18,711.73

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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.