Home / 12,545.92-18,819.27-4,650.41

Finding the Fourth Proportional to 12,545.92, 18,819.27 and 4,650.41

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Solution

The fourth proportional to 12,545.92, 18,819.27 and 4,650.41 is: 6,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545.92 : 18,819.27 = 4,650.41 : x
  2. Step 2: Convert to fraction form
    12,545.92/18,819.27 = 4,650.41/x
  3. Step 3: Cross multiply
    12,545.92x = 18,819.27 × 4,650.41
  4. Step 4: Simplify right side
    12,545.92x = 87,517,321.40
  5. Step 5: Solve for x
    x = 87,517,321.40/12,545.92
  6. Step 6: Final answer
    x = 6,975.76

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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.