Home / 16,166.20-24,249.30-13,631.80

Finding the Fourth Proportional to 16,166.20, 24,249.30 and 13,631.80

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Solution

The fourth proportional to 16,166.20, 24,249.30 and 13,631.80 is: 20,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,166.20 : 24,249.30 = 13,631.80 : x
  2. Step 2: Convert to fraction form
    16,166.20/24,249.30 = 13,631.80/x
  3. Step 3: Cross multiply
    16,166.20x = 24,249.30 × 13,631.80
  4. Step 4: Simplify right side
    16,166.20x = 330,561,607.74
  5. Step 5: Solve for x
    x = 330,561,607.74/16,166.20
  6. Step 6: Final answer
    x = 20,447.70

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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.