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Finding the Fourth Proportional to 16,658.97, 24,976.08 and 10,083.60

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Solution

The fourth proportional to 16,658.97, 24,976.08 and 10,083.60 is: 15,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.97 : 24,976.08 = 10,083.60 : x
  2. Step 2: Convert to fraction form
    16,658.97/24,976.08 = 10,083.60/x
  3. Step 3: Cross multiply
    16,658.97x = 24,976.08 × 10,083.60
  4. Step 4: Simplify right side
    16,658.97x = 251,848,800.29
  5. Step 5: Solve for x
    x = 251,848,800.29/16,658.97
  6. Step 6: Final answer
    x = 15,117.91

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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.