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Finding the Fourth Proportional to 41,802.63, 57,687.75 and 22,939.89

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Solution

The fourth proportional to 41,802.63, 57,687.75 and 22,939.89 is: 31,657.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,802.63 : 57,687.75 = 22,939.89 : x
  2. Step 2: Convert to fraction form
    41,802.63/57,687.75 = 22,939.89/x
  3. Step 3: Cross multiply
    41,802.63x = 57,687.75 × 22,939.89
  4. Step 4: Simplify right side
    41,802.63x = 1,323,350,639.35
  5. Step 5: Solve for x
    x = 1,323,350,639.35/41,802.63
  6. Step 6: Final answer
    x = 31,657.11

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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.