Home / 16,049.98-22,102.77-13,229.56

Finding the Fourth Proportional to 16,049.98, 22,102.77 and 13,229.56

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Solution

The fourth proportional to 16,049.98, 22,102.77 and 13,229.56 is: 18,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,049.98 : 22,102.77 = 13,229.56 : x
  2. Step 2: Convert to fraction form
    16,049.98/22,102.77 = 13,229.56/x
  3. Step 3: Cross multiply
    16,049.98x = 22,102.77 × 13,229.56
  4. Step 4: Simplify right side
    16,049.98x = 292,409,921.88
  5. Step 5: Solve for x
    x = 292,409,921.88/16,049.98
  6. Step 6: Final answer
    x = 18,218.71

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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.