Home / 16,229.67-22,396.97-8,961.76

Finding the Fourth Proportional to 16,229.67, 22,396.97 and 8,961.76

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Solution

The fourth proportional to 16,229.67, 22,396.97 and 8,961.76 is: 12,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,229.67 : 22,396.97 = 8,961.76 : x
  2. Step 2: Convert to fraction form
    16,229.67/22,396.97 = 8,961.76/x
  3. Step 3: Cross multiply
    16,229.67x = 22,396.97 × 8,961.76
  4. Step 4: Simplify right side
    16,229.67x = 200,716,269.87
  5. Step 5: Solve for x
    x = 200,716,269.87/16,229.67
  6. Step 6: Final answer
    x = 12,367.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.