Home / 12,265.16-18,373.62-8,092.42

Finding the Fourth Proportional to 12,265.16, 18,373.62 and 8,092.42

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Solution

The fourth proportional to 12,265.16, 18,373.62 and 8,092.42 is: 12,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.16 : 18,373.62 = 8,092.42 : x
  2. Step 2: Convert to fraction form
    12,265.16/18,373.62 = 8,092.42/x
  3. Step 3: Cross multiply
    12,265.16x = 18,373.62 × 8,092.42
  4. Step 4: Simplify right side
    12,265.16x = 148,687,049.96
  5. Step 5: Solve for x
    x = 148,687,049.96/12,265.16
  6. Step 6: Final answer
    x = 12,122.72

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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.