Home / 15,174.48-22,761.45-5,811.96

Finding the Fourth Proportional to 15,174.48, 22,761.45 and 5,811.96

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Solution

The fourth proportional to 15,174.48, 22,761.45 and 5,811.96 is: 8,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.48 : 22,761.45 = 5,811.96 : x
  2. Step 2: Convert to fraction form
    15,174.48/22,761.45 = 5,811.96/x
  3. Step 3: Cross multiply
    15,174.48x = 22,761.45 × 5,811.96
  4. Step 4: Simplify right side
    15,174.48x = 132,288,636.94
  5. Step 5: Solve for x
    x = 132,288,636.94/15,174.48
  6. Step 6: Final answer
    x = 8,717.84

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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.