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Finding the Fourth Proportional to 41,374, 57,091.80 and 23,463.28

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Solution

The fourth proportional to 41,374, 57,091.80 and 23,463.28 is: 32,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,374 : 57,091.80 = 23,463.28 : x
  2. Step 2: Convert to fraction form
    41,374/57,091.80 = 23,463.28/x
  3. Step 3: Cross multiply
    41,374x = 57,091.80 × 23,463.28
  4. Step 4: Simplify right side
    41,374x = 1,339,560,889.10
  5. Step 5: Solve for x
    x = 1,339,560,889.10/41,374
  6. Step 6: Final answer
    x = 32,376.88

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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.