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Finding the Fourth Proportional to 20,524.47, 30,793.19 and 8,843.19

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Solution

The fourth proportional to 20,524.47, 30,793.19 and 8,843.19 is: 13,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,524.47 : 30,793.19 = 8,843.19 : x
  2. Step 2: Convert to fraction form
    20,524.47/30,793.19 = 8,843.19/x
  3. Step 3: Cross multiply
    20,524.47x = 30,793.19 × 8,843.19
  4. Step 4: Simplify right side
    20,524.47x = 272,309,985.66
  5. Step 5: Solve for x
    x = 272,309,985.66/20,524.47
  6. Step 6: Final answer
    x = 13,267.58

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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.