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Finding the Fourth Proportional to 41,955.52, 62,913.84 and 15,641.32

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Solution

The fourth proportional to 41,955.52, 62,913.84 and 15,641.32 is: 23,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,955.52 : 62,913.84 = 15,641.32 : x
  2. Step 2: Convert to fraction form
    41,955.52/62,913.84 = 15,641.32/x
  3. Step 3: Cross multiply
    41,955.52x = 62,913.84 × 15,641.32
  4. Step 4: Simplify right side
    41,955.52x = 984,055,503.87
  5. Step 5: Solve for x
    x = 984,055,503.87/41,955.52
  6. Step 6: Final answer
    x = 23,454.73

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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.