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Finding the Fourth Proportional to 24,118, 33,286.80 and 15,166.84

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Solution

The fourth proportional to 24,118, 33,286.80 and 15,166.84 is: 20,932.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,118 : 33,286.80 = 15,166.84 : x
  2. Step 2: Convert to fraction form
    24,118/33,286.80 = 15,166.84/x
  3. Step 3: Cross multiply
    24,118x = 33,286.80 × 15,166.84
  4. Step 4: Simplify right side
    24,118x = 504,855,569.71
  5. Step 5: Solve for x
    x = 504,855,569.71/24,118
  6. Step 6: Final answer
    x = 20,932.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.