Home / 24,103.80-36,147.60-8,517.78

Finding the Fourth Proportional to 24,103.80, 36,147.60 and 8,517.78

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Solution

The fourth proportional to 24,103.80, 36,147.60 and 8,517.78 is: 12,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,103.80 : 36,147.60 = 8,517.78 : x
  2. Step 2: Convert to fraction form
    24,103.80/36,147.60 = 8,517.78/x
  3. Step 3: Cross multiply
    24,103.80x = 36,147.60 × 8,517.78
  4. Step 4: Simplify right side
    24,103.80x = 307,897,304.33
  5. Step 5: Solve for x
    x = 307,897,304.33/24,103.80
  6. Step 6: Final answer
    x = 12,773.81

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1.5x scale

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.