Home / 18,545.93-27,823.45-5,398.42

Finding the Fourth Proportional to 18,545.93, 27,823.45 and 5,398.42

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Solution

The fourth proportional to 18,545.93, 27,823.45 and 5,398.42 is: 8,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545.93 : 27,823.45 = 5,398.42 : x
  2. Step 2: Convert to fraction form
    18,545.93/27,823.45 = 5,398.42/x
  3. Step 3: Cross multiply
    18,545.93x = 27,823.45 × 5,398.42
  4. Step 4: Simplify right side
    18,545.93x = 150,202,668.95
  5. Step 5: Solve for x
    x = 150,202,668.95/18,545.93
  6. Step 6: Final answer
    x = 8,098.96

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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.