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Finding the Fourth Proportional to 16,906.02, 25,350.03 and 9,899.70

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Solution

The fourth proportional to 16,906.02, 25,350.03 and 9,899.70 is: 14,844.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.02 : 25,350.03 = 9,899.70 : x
  2. Step 2: Convert to fraction form
    16,906.02/25,350.03 = 9,899.70/x
  3. Step 3: Cross multiply
    16,906.02x = 25,350.03 × 9,899.70
  4. Step 4: Simplify right side
    16,906.02x = 250,957,691.99
  5. Step 5: Solve for x
    x = 250,957,691.99/16,906.02
  6. Step 6: Final answer
    x = 14,844.28

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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.