Home / 16,425.97-22,641.20-12,834.65

Finding the Fourth Proportional to 16,425.97, 22,641.20 and 12,834.65

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Solution

The fourth proportional to 16,425.97, 22,641.20 and 12,834.65 is: 17,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.97 : 22,641.20 = 12,834.65 : x
  2. Step 2: Convert to fraction form
    16,425.97/22,641.20 = 12,834.65/x
  3. Step 3: Cross multiply
    16,425.97x = 22,641.20 × 12,834.65
  4. Step 4: Simplify right side
    16,425.97x = 290,591,764.37
  5. Step 5: Solve for x
    x = 290,591,764.37/16,425.97
  6. Step 6: Final answer
    x = 17,691.00

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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.