Home / 18,622.44-27,944.82-6,943.86

Finding the Fourth Proportional to 18,622.44, 27,944.82 and 6,943.86

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Solution

The fourth proportional to 18,622.44, 27,944.82 and 6,943.86 is: 10,419.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622.44 : 27,944.82 = 6,943.86 : x
  2. Step 2: Convert to fraction form
    18,622.44/27,944.82 = 6,943.86/x
  3. Step 3: Cross multiply
    18,622.44x = 27,944.82 × 6,943.86
  4. Step 4: Simplify right side
    18,622.44x = 194,044,917.81
  5. Step 5: Solve for x
    x = 194,044,917.81/18,622.44
  6. Step 6: Final answer
    x = 10,419.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.