Home / 19,545.92-29,330.76-8,450.48

Finding the Fourth Proportional to 19,545.92, 29,330.76 and 8,450.48

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Solution

The fourth proportional to 19,545.92, 29,330.76 and 8,450.48 is: 12,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.92 : 29,330.76 = 8,450.48 : x
  2. Step 2: Convert to fraction form
    19,545.92/29,330.76 = 8,450.48/x
  3. Step 3: Cross multiply
    19,545.92x = 29,330.76 × 8,450.48
  4. Step 4: Simplify right side
    19,545.92x = 247,859,000.76
  5. Step 5: Solve for x
    x = 247,859,000.76/19,545.92
  6. Step 6: Final answer
    x = 12,680.86

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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.