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Finding the Fourth Proportional to 41,951.76, 62,936.96 and 13,880.64

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Solution

The fourth proportional to 41,951.76, 62,936.96 and 13,880.64 is: 20,824.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,951.76 : 62,936.96 = 13,880.64 : x
  2. Step 2: Convert to fraction form
    41,951.76/62,936.96 = 13,880.64/x
  3. Step 3: Cross multiply
    41,951.76x = 62,936.96 × 13,880.64
  4. Step 4: Simplify right side
    41,951.76x = 873,605,284.45
  5. Step 5: Solve for x
    x = 873,605,284.45/41,951.76
  6. Step 6: Final answer
    x = 20,824.04

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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.