Home / 18,377.94-27,542.61-6,679.92

Finding the Fourth Proportional to 18,377.94, 27,542.61 and 6,679.92

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Solution

The fourth proportional to 18,377.94, 27,542.61 and 6,679.92 is: 10,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377.94 : 27,542.61 = 6,679.92 : x
  2. Step 2: Convert to fraction form
    18,377.94/27,542.61 = 6,679.92/x
  3. Step 3: Cross multiply
    18,377.94x = 27,542.61 × 6,679.92
  4. Step 4: Simplify right side
    18,377.94x = 183,982,431.39
  5. Step 5: Solve for x
    x = 183,982,431.39/18,377.94
  6. Step 6: Final answer
    x = 10,011.05

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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.