Home / 10,950.62-16,387.02-8,021.66

Finding the Fourth Proportional to 10,950.62, 16,387.02 and 8,021.66

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Solution

The fourth proportional to 10,950.62, 16,387.02 and 8,021.66 is: 12,003.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.62 : 16,387.02 = 8,021.66 : x
  2. Step 2: Convert to fraction form
    10,950.62/16,387.02 = 8,021.66/x
  3. Step 3: Cross multiply
    10,950.62x = 16,387.02 × 8,021.66
  4. Step 4: Simplify right side
    10,950.62x = 131,451,020.92
  5. Step 5: Solve for x
    x = 131,451,020.92/10,950.62
  6. Step 6: Final answer
    x = 12,003.99

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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.