Home / 15,174.75-22,719.18-8,042.73

Finding the Fourth Proportional to 15,174.75, 22,719.18 and 8,042.73

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Solution

The fourth proportional to 15,174.75, 22,719.18 and 8,042.73 is: 12,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.75 : 22,719.18 = 8,042.73 : x
  2. Step 2: Convert to fraction form
    15,174.75/22,719.18 = 8,042.73/x
  3. Step 3: Cross multiply
    15,174.75x = 22,719.18 × 8,042.73
  4. Step 4: Simplify right side
    15,174.75x = 182,724,230.56
  5. Step 5: Solve for x
    x = 182,724,230.56/15,174.75
  6. Step 6: Final answer
    x = 12,041.33

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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.