Home / 16,063.91-22,167.99-8,990.33

Finding the Fourth Proportional to 16,063.91, 22,167.99 and 8,990.33

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Solution

The fourth proportional to 16,063.91, 22,167.99 and 8,990.33 is: 12,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,063.91 : 22,167.99 = 8,990.33 : x
  2. Step 2: Convert to fraction form
    16,063.91/22,167.99 = 8,990.33/x
  3. Step 3: Cross multiply
    16,063.91x = 22,167.99 × 8,990.33
  4. Step 4: Simplify right side
    16,063.91x = 199,297,545.54
  5. Step 5: Solve for x
    x = 199,297,545.54/16,063.91
  6. Step 6: Final answer
    x = 12,406.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.