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Finding the Fourth Proportional to 24,650.73, 36,991.80 and 8,855.42

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Solution

The fourth proportional to 24,650.73, 36,991.80 and 8,855.42 is: 13,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,650.73 : 36,991.80 = 8,855.42 : x
  2. Step 2: Convert to fraction form
    24,650.73/36,991.80 = 8,855.42/x
  3. Step 3: Cross multiply
    24,650.73x = 36,991.80 × 8,855.42
  4. Step 4: Simplify right side
    24,650.73x = 327,577,740.60
  5. Step 5: Solve for x
    x = 327,577,740.60/24,650.73
  6. Step 6: Final answer
    x = 13,288.76

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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.