Home / 41,646.52-62,456.70-13,938.04

Finding the Fourth Proportional to 41,646.52, 62,456.70 and 13,938.04

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Solution

The fourth proportional to 41,646.52, 62,456.70 and 13,938.04 is: 20,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,646.52 : 62,456.70 = 13,938.04 : x
  2. Step 2: Convert to fraction form
    41,646.52/62,456.70 = 13,938.04/x
  3. Step 3: Cross multiply
    41,646.52x = 62,456.70 × 13,938.04
  4. Step 4: Simplify right side
    41,646.52x = 870,523,982.87
  5. Step 5: Solve for x
    x = 870,523,982.87/41,646.52
  6. Step 6: Final answer
    x = 20,902.68

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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.