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Finding the Fourth Proportional to 41,641.28, 62,313.60 and 33,374.40

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Solution

The fourth proportional to 41,641.28, 62,313.60 and 33,374.40 is: 49,942.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,641.28 : 62,313.60 = 33,374.40 : x
  2. Step 2: Convert to fraction form
    41,641.28/62,313.60 = 33,374.40/x
  3. Step 3: Cross multiply
    41,641.28x = 62,313.60 × 33,374.40
  4. Step 4: Simplify right side
    41,641.28x = 2,079,679,011.84
  5. Step 5: Solve for x
    x = 2,079,679,011.84/41,641.28
  6. Step 6: Final answer
    x = 49,942.73

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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.