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Finding the Fourth Proportional to 41,978.98, 62,905.02 and 25,320.52

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Solution

The fourth proportional to 41,978.98, 62,905.02 and 25,320.52 is: 37,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,978.98 : 62,905.02 = 25,320.52 : x
  2. Step 2: Convert to fraction form
    41,978.98/62,905.02 = 25,320.52/x
  3. Step 3: Cross multiply
    41,978.98x = 62,905.02 × 25,320.52
  4. Step 4: Simplify right side
    41,978.98x = 1,592,787,817.01
  5. Step 5: Solve for x
    x = 1,592,787,817.01/41,978.98
  6. Step 6: Final answer
    x = 37,942.51

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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.