Home / 41,878.49-62,789.96-15,221.31

Finding the Fourth Proportional to 41,878.49, 62,789.96 and 15,221.31

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Solution

The fourth proportional to 41,878.49, 62,789.96 and 15,221.31 is: 22,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,878.49 : 62,789.96 = 15,221.31 : x
  2. Step 2: Convert to fraction form
    41,878.49/62,789.96 = 15,221.31/x
  3. Step 3: Cross multiply
    41,878.49x = 62,789.96 × 15,221.31
  4. Step 4: Simplify right side
    41,878.49x = 955,745,212.97
  5. Step 5: Solve for x
    x = 955,745,212.97/41,878.49
  6. Step 6: Final answer
    x = 22,821.87

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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.