Home / 16,115.44-22,238.96-8,944.93

Finding the Fourth Proportional to 16,115.44, 22,238.96 and 8,944.93

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Solution

The fourth proportional to 16,115.44, 22,238.96 and 8,944.93 is: 12,343.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.44 : 22,238.96 = 8,944.93 : x
  2. Step 2: Convert to fraction form
    16,115.44/22,238.96 = 8,944.93/x
  3. Step 3: Cross multiply
    16,115.44x = 22,238.96 × 8,944.93
  4. Step 4: Simplify right side
    16,115.44x = 198,925,895.75
  5. Step 5: Solve for x
    x = 198,925,895.75/16,115.44
  6. Step 6: Final answer
    x = 12,343.81

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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.