Home / 15,545.28-23,324.79-8,147.97

Finding the Fourth Proportional to 15,545.28, 23,324.79 and 8,147.97

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Solution

The fourth proportional to 15,545.28, 23,324.79 and 8,147.97 is: 12,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.28 : 23,324.79 = 8,147.97 : x
  2. Step 2: Convert to fraction form
    15,545.28/23,324.79 = 8,147.97/x
  3. Step 3: Cross multiply
    15,545.28x = 23,324.79 × 8,147.97
  4. Step 4: Simplify right side
    15,545.28x = 190,049,689.18
  5. Step 5: Solve for x
    x = 190,049,689.18/15,545.28
  6. Step 6: Final answer
    x = 12,225.56

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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.