Home / 18,091.62-27,134.70-6,996.92

Finding the Fourth Proportional to 18,091.62, 27,134.70 and 6,996.92

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Solution

The fourth proportional to 18,091.62, 27,134.70 and 6,996.92 is: 10,494.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091.62 : 27,134.70 = 6,996.92 : x
  2. Step 2: Convert to fraction form
    18,091.62/27,134.70 = 6,996.92/x
  3. Step 3: Cross multiply
    18,091.62x = 27,134.70 × 6,996.92
  4. Step 4: Simplify right side
    18,091.62x = 189,859,325.12
  5. Step 5: Solve for x
    x = 189,859,325.12/18,091.62
  6. Step 6: Final answer
    x = 10,494.32

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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.