Home / 27,687.62-41,539.42-13,651.86

Finding the Fourth Proportional to 27,687.62, 41,539.42 and 13,651.86

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Solution

The fourth proportional to 27,687.62, 41,539.42 and 13,651.86 is: 20,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,687.62 : 41,539.42 = 13,651.86 : x
  2. Step 2: Convert to fraction form
    27,687.62/41,539.42 = 13,651.86/x
  3. Step 3: Cross multiply
    27,687.62x = 41,539.42 × 13,651.86
  4. Step 4: Simplify right side
    27,687.62x = 567,090,346.32
  5. Step 5: Solve for x
    x = 567,090,346.32/27,687.62
  6. Step 6: Final answer
    x = 20,481.73

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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.