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Finding the Fourth Proportional to 16,651.20, 24,960.60 and 14,901.60

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Solution

The fourth proportional to 16,651.20, 24,960.60 and 14,901.60 is: 22,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.20 : 24,960.60 = 14,901.60 : x
  2. Step 2: Convert to fraction form
    16,651.20/24,960.60 = 14,901.60/x
  3. Step 3: Cross multiply
    16,651.20x = 24,960.60 × 14,901.60
  4. Step 4: Simplify right side
    16,651.20x = 371,952,876.96
  5. Step 5: Solve for x
    x = 371,952,876.96/16,651.20
  6. Step 6: Final answer
    x = 22,337.90

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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.