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Finding the Fourth Proportional to 41,801.61, 57,687.89 and 22,939.41

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Solution

The fourth proportional to 41,801.61, 57,687.89 and 22,939.41 is: 31,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,801.61 : 57,687.89 = 22,939.41 : x
  2. Step 2: Convert to fraction form
    41,801.61/57,687.89 = 22,939.41/x
  3. Step 3: Cross multiply
    41,801.61x = 57,687.89 × 22,939.41
  4. Step 4: Simplify right side
    41,801.61x = 1,323,326,046.05
  5. Step 5: Solve for x
    x = 1,323,326,046.05/41,801.61
  6. Step 6: Final answer
    x = 31,657.30

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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.