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Finding the Fourth Proportional to 16,149.60, 24,217.08 and 6,655.32

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Solution

The fourth proportional to 16,149.60, 24,217.08 and 6,655.32 is: 9,979.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,149.60 : 24,217.08 = 6,655.32 : x
  2. Step 2: Convert to fraction form
    16,149.60/24,217.08 = 6,655.32/x
  3. Step 3: Cross multiply
    16,149.60x = 24,217.08 × 6,655.32
  4. Step 4: Simplify right side
    16,149.60x = 161,172,416.87
  5. Step 5: Solve for x
    x = 161,172,416.87/16,149.60
  6. Step 6: Final answer
    x = 9,979.96

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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.