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Finding the Fourth Proportional to 41,123.28, 61,685.28 and 9,958.56

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Solution

The fourth proportional to 41,123.28, 61,685.28 and 9,958.56 is: 14,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,123.28 : 61,685.28 = 9,958.56 : x
  2. Step 2: Convert to fraction form
    41,123.28/61,685.28 = 9,958.56/x
  3. Step 3: Cross multiply
    41,123.28x = 61,685.28 × 9,958.56
  4. Step 4: Simplify right side
    41,123.28x = 614,296,562.00
  5. Step 5: Solve for x
    x = 614,296,562.00/41,123.28
  6. Step 6: Final answer
    x = 14,937.93

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1.5x scale

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.