Home / 13,694.97-20,545.92-3,834.30

Finding the Fourth Proportional to 13,694.97, 20,545.92 and 3,834.30

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Solution

The fourth proportional to 13,694.97, 20,545.92 and 3,834.30 is: 5,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.97 : 20,545.92 = 3,834.30 : x
  2. Step 2: Convert to fraction form
    13,694.97/20,545.92 = 3,834.30/x
  3. Step 3: Cross multiply
    13,694.97x = 20,545.92 × 3,834.30
  4. Step 4: Simplify right side
    13,694.97x = 78,779,221.06
  5. Step 5: Solve for x
    x = 78,779,221.06/13,694.97
  6. Step 6: Final answer
    x = 5,752.42

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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.