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Finding the Fourth Proportional to 22,468.80, 33,636.64 and 16,651.52

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Solution

The fourth proportional to 22,468.80, 33,636.64 and 16,651.52 is: 24,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,468.80 : 33,636.64 = 16,651.52 : x
  2. Step 2: Convert to fraction form
    22,468.80/33,636.64 = 16,651.52/x
  3. Step 3: Cross multiply
    22,468.80x = 33,636.64 × 16,651.52
  4. Step 4: Simplify right side
    22,468.80x = 560,101,183.69
  5. Step 5: Solve for x
    x = 560,101,183.69/22,468.80
  6. Step 6: Final answer
    x = 24,927.95

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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.