Home / 16,046.43-22,144.14-8,972.85

Finding the Fourth Proportional to 16,046.43, 22,144.14 and 8,972.85

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Solution

The fourth proportional to 16,046.43, 22,144.14 and 8,972.85 is: 12,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,046.43 : 22,144.14 = 8,972.85 : x
  2. Step 2: Convert to fraction form
    16,046.43/22,144.14 = 8,972.85/x
  3. Step 3: Cross multiply
    16,046.43x = 22,144.14 × 8,972.85
  4. Step 4: Simplify right side
    16,046.43x = 198,696,046.60
  5. Step 5: Solve for x
    x = 198,696,046.60/16,046.43
  6. Step 6: Final answer
    x = 12,382.57

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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.