Home / 18,279.86-27,414.12-6,591.56

Finding the Fourth Proportional to 18,279.86, 27,414.12 and 6,591.56

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Solution

The fourth proportional to 18,279.86, 27,414.12 and 6,591.56 is: 9,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279.86 : 27,414.12 = 6,591.56 : x
  2. Step 2: Convert to fraction form
    18,279.86/27,414.12 = 6,591.56/x
  3. Step 3: Cross multiply
    18,279.86x = 27,414.12 × 6,591.56
  4. Step 4: Simplify right side
    18,279.86x = 180,701,816.83
  5. Step 5: Solve for x
    x = 180,701,816.83/18,279.86
  6. Step 6: Final answer
    x = 9,885.30

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1.5x scale

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.