Home / 41,180.91-61,771.95-13,105.29

Finding the Fourth Proportional to 41,180.91, 61,771.95 and 13,105.29

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Solution

The fourth proportional to 41,180.91, 61,771.95 and 13,105.29 is: 19,658.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,180.91 : 61,771.95 = 13,105.29 : x
  2. Step 2: Convert to fraction form
    41,180.91/61,771.95 = 13,105.29/x
  3. Step 3: Cross multiply
    41,180.91x = 61,771.95 × 13,105.29
  4. Step 4: Simplify right side
    41,180.91x = 809,539,318.62
  5. Step 5: Solve for x
    x = 809,539,318.62/41,180.91
  6. Step 6: Final answer
    x = 19,658.12

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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.