Home / 16,179.24-22,327.30-9,105.68

Finding the Fourth Proportional to 16,179.24, 22,327.30 and 9,105.68

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Solution

The fourth proportional to 16,179.24, 22,327.30 and 9,105.68 is: 12,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179.24 : 22,327.30 = 9,105.68 : x
  2. Step 2: Convert to fraction form
    16,179.24/22,327.30 = 9,105.68/x
  3. Step 3: Cross multiply
    16,179.24x = 22,327.30 × 9,105.68
  4. Step 4: Simplify right side
    16,179.24x = 203,305,249.06
  5. Step 5: Solve for x
    x = 203,305,249.06/16,179.24
  6. Step 6: Final answer
    x = 12,565.81

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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.