Home / 39,854.60-54,997.24-22,857.97

Finding the Fourth Proportional to 39,854.60, 54,997.24 and 22,857.97

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Solution

The fourth proportional to 39,854.60, 54,997.24 and 22,857.97 is: 31,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.60 : 54,997.24 = 22,857.97 : x
  2. Step 2: Convert to fraction form
    39,854.60/54,997.24 = 22,857.97/x
  3. Step 3: Cross multiply
    39,854.60x = 54,997.24 × 22,857.97
  4. Step 4: Simplify right side
    39,854.60x = 1,257,125,262.00
  5. Step 5: Solve for x
    x = 1,257,125,262.00/39,854.60
  6. Step 6: Final answer
    x = 31,542.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.