Home / 16,545.41-24,821.19-6,691.61

Finding the Fourth Proportional to 16,545.41, 24,821.19 and 6,691.61

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Solution

The fourth proportional to 16,545.41, 24,821.19 and 6,691.61 is: 10,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.41 : 24,821.19 = 6,691.61 : x
  2. Step 2: Convert to fraction form
    16,545.41/24,821.19 = 6,691.61/x
  3. Step 3: Cross multiply
    16,545.41x = 24,821.19 × 6,691.61
  4. Step 4: Simplify right side
    16,545.41x = 166,093,599.11
  5. Step 5: Solve for x
    x = 166,093,599.11/16,545.41
  6. Step 6: Final answer
    x = 10,038.65

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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.