Home / 41,101.10-61,644.56-11,511.90

Finding the Fourth Proportional to 41,101.10, 61,644.56 and 11,511.90

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Solution

The fourth proportional to 41,101.10, 61,644.56 and 11,511.90 is: 17,265.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,101.10 : 61,644.56 = 11,511.90 : x
  2. Step 2: Convert to fraction form
    41,101.10/61,644.56 = 11,511.90/x
  3. Step 3: Cross multiply
    41,101.10x = 61,644.56 × 11,511.90
  4. Step 4: Simplify right side
    41,101.10x = 709,646,010.26
  5. Step 5: Solve for x
    x = 709,646,010.26/41,101.10
  6. Step 6: Final answer
    x = 17,265.86

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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.