Home / 16,115.19-22,238.61-8,944.68

Finding the Fourth Proportional to 16,115.19, 22,238.61 and 8,944.68

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Solution

The fourth proportional to 16,115.19, 22,238.61 and 8,944.68 is: 12,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.19 : 22,238.61 = 8,944.68 : x
  2. Step 2: Convert to fraction form
    16,115.19/22,238.61 = 8,944.68/x
  3. Step 3: Cross multiply
    16,115.19x = 22,238.61 × 8,944.68
  4. Step 4: Simplify right side
    16,115.19x = 198,917,262.56
  5. Step 5: Solve for x
    x = 198,917,262.56/16,115.19
  6. Step 6: Final answer
    x = 12,343.47

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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.