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Finding the Fourth Proportional to 16,645.64, 24,981.23 and 6,793.20

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Solution

The fourth proportional to 16,645.64, 24,981.23 and 6,793.20 is: 10,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,645.64 : 24,981.23 = 6,793.20 : x
  2. Step 2: Convert to fraction form
    16,645.64/24,981.23 = 6,793.20/x
  3. Step 3: Cross multiply
    16,645.64x = 24,981.23 × 6,793.20
  4. Step 4: Simplify right side
    16,645.64x = 169,702,508.62
  5. Step 5: Solve for x
    x = 169,702,508.62/16,645.64
  6. Step 6: Final answer
    x = 10,195.02

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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.