Home / 41,129.10-61,693.65-27,132.30

Finding the Fourth Proportional to 41,129.10, 61,693.65 and 27,132.30

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Solution

The fourth proportional to 41,129.10, 61,693.65 and 27,132.30 is: 40,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.10 : 61,693.65 = 27,132.30 : x
  2. Step 2: Convert to fraction form
    41,129.10/61,693.65 = 27,132.30/x
  3. Step 3: Cross multiply
    41,129.10x = 61,693.65 × 27,132.30
  4. Step 4: Simplify right side
    41,129.10x = 1,673,890,619.90
  5. Step 5: Solve for x
    x = 1,673,890,619.90/41,129.10
  6. Step 6: Final answer
    x = 40,698.45

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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.