Home / 18,451.08-27,679.39-5,966.96

Finding the Fourth Proportional to 18,451.08, 27,679.39 and 5,966.96

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Solution

The fourth proportional to 18,451.08, 27,679.39 and 5,966.96 is: 8,951.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.08 : 27,679.39 = 5,966.96 : x
  2. Step 2: Convert to fraction form
    18,451.08/27,679.39 = 5,966.96/x
  3. Step 3: Cross multiply
    18,451.08x = 27,679.39 × 5,966.96
  4. Step 4: Simplify right side
    18,451.08x = 165,161,659.64
  5. Step 5: Solve for x
    x = 165,161,659.64/18,451.08
  6. Step 6: Final answer
    x = 8,951.33

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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.