Home / 16,404.20-24,581.10-12,224.60

Finding the Fourth Proportional to 16,404.20, 24,581.10 and 12,224.60

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Solution

The fourth proportional to 16,404.20, 24,581.10 and 12,224.60 is: 18,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404.20 : 24,581.10 = 12,224.60 : x
  2. Step 2: Convert to fraction form
    16,404.20/24,581.10 = 12,224.60/x
  3. Step 3: Cross multiply
    16,404.20x = 24,581.10 × 12,224.60
  4. Step 4: Simplify right side
    16,404.20x = 300,494,115.06
  5. Step 5: Solve for x
    x = 300,494,115.06/16,404.20
  6. Step 6: Final answer
    x = 18,318.12

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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.