Home / 16,520.60-24,761.46-8,198.12

Finding the Fourth Proportional to 16,520.60, 24,761.46 and 8,198.12

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Solution

The fourth proportional to 16,520.60, 24,761.46 and 8,198.12 is: 12,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.60 : 24,761.46 = 8,198.12 : x
  2. Step 2: Convert to fraction form
    16,520.60/24,761.46 = 8,198.12/x
  3. Step 3: Cross multiply
    16,520.60x = 24,761.46 × 8,198.12
  4. Step 4: Simplify right side
    16,520.60x = 202,997,420.46
  5. Step 5: Solve for x
    x = 202,997,420.46/16,520.60
  6. Step 6: Final answer
    x = 12,287.53

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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.