Home / 38,358.25-57,545.57-12,065.04

Finding the Fourth Proportional to 38,358.25, 57,545.57 and 12,065.04

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Solution

The fourth proportional to 38,358.25, 57,545.57 and 12,065.04 is: 18,100.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,358.25 : 57,545.57 = 12,065.04 : x
  2. Step 2: Convert to fraction form
    38,358.25/57,545.57 = 12,065.04/x
  3. Step 3: Cross multiply
    38,358.25x = 57,545.57 × 12,065.04
  4. Step 4: Simplify right side
    38,358.25x = 694,289,634.04
  5. Step 5: Solve for x
    x = 694,289,634.04/38,358.25
  6. Step 6: Final answer
    x = 18,100.14

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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.