Home / 44,381.60-66,475.20-39,456.80

Finding the Fourth Proportional to 44,381.60, 66,475.20 and 39,456.80

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Solution

The fourth proportional to 44,381.60, 66,475.20 and 39,456.80 is: 59,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,381.60 : 66,475.20 = 39,456.80 : x
  2. Step 2: Convert to fraction form
    44,381.60/66,475.20 = 39,456.80/x
  3. Step 3: Cross multiply
    44,381.60x = 66,475.20 × 39,456.80
  4. Step 4: Simplify right side
    44,381.60x = 2,622,898,671.36
  5. Step 5: Solve for x
    x = 2,622,898,671.36/44,381.60
  6. Step 6: Final answer
    x = 59,098.79

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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.