Home / 16,227.22-24,335.88-8,431.78

Finding the Fourth Proportional to 16,227.22, 24,335.88 and 8,431.78

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Solution

The fourth proportional to 16,227.22, 24,335.88 and 8,431.78 is: 12,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.22 : 24,335.88 = 8,431.78 : x
  2. Step 2: Convert to fraction form
    16,227.22/24,335.88 = 8,431.78/x
  3. Step 3: Cross multiply
    16,227.22x = 24,335.88 × 8,431.78
  4. Step 4: Simplify right side
    16,227.22x = 205,194,786.27
  5. Step 5: Solve for x
    x = 205,194,786.27/16,227.22
  6. Step 6: Final answer
    x = 12,645.10

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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.