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Finding the Fourth Proportional to 16,697.20, 25,006.04 and 9,662.39

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Solution

The fourth proportional to 16,697.20, 25,006.04 and 9,662.39 is: 14,470.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.20 : 25,006.04 = 9,662.39 : x
  2. Step 2: Convert to fraction form
    16,697.20/25,006.04 = 9,662.39/x
  3. Step 3: Cross multiply
    16,697.20x = 25,006.04 × 9,662.39
  4. Step 4: Simplify right side
    16,697.20x = 241,618,121.85
  5. Step 5: Solve for x
    x = 241,618,121.85/16,697.20
  6. Step 6: Final answer
    x = 14,470.58

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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.