Home / 41,134.40-61,701.60-11,553.20

Finding the Fourth Proportional to 41,134.40, 61,701.60 and 11,553.20

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Solution

The fourth proportional to 41,134.40, 61,701.60 and 11,553.20 is: 17,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,134.40 : 61,701.60 = 11,553.20 : x
  2. Step 2: Convert to fraction form
    41,134.40/61,701.60 = 11,553.20/x
  3. Step 3: Cross multiply
    41,134.40x = 61,701.60 × 11,553.20
  4. Step 4: Simplify right side
    41,134.40x = 712,850,925.12
  5. Step 5: Solve for x
    x = 712,850,925.12/41,134.40
  6. Step 6: Final answer
    x = 17,329.80

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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.