Home / 16,575.99-22,872.83-9,861.90

Finding the Fourth Proportional to 16,575.99, 22,872.83 and 9,861.90

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Solution

The fourth proportional to 16,575.99, 22,872.83 and 9,861.90 is: 13,608.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,575.99 : 22,872.83 = 9,861.90 : x
  2. Step 2: Convert to fraction form
    16,575.99/22,872.83 = 9,861.90/x
  3. Step 3: Cross multiply
    16,575.99x = 22,872.83 × 9,861.90
  4. Step 4: Simplify right side
    16,575.99x = 225,569,472.47
  5. Step 5: Solve for x
    x = 225,569,472.47/16,575.99
  6. Step 6: Final answer
    x = 13,608.21

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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.