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Finding the Fourth Proportional to 17,616.73, 24,311.08 and 9,658.79

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Solution

The fourth proportional to 17,616.73, 24,311.08 and 9,658.79 is: 13,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616.73 : 24,311.08 = 9,658.79 : x
  2. Step 2: Convert to fraction form
    17,616.73/24,311.08 = 9,658.79/x
  3. Step 3: Cross multiply
    17,616.73x = 24,311.08 × 9,658.79
  4. Step 4: Simplify right side
    17,616.73x = 234,815,616.39
  5. Step 5: Solve for x
    x = 234,815,616.39/17,616.73
  6. Step 6: Final answer
    x = 13,329.13

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1.5x scale

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.