Home / 18,200.92-27,301.28-7,108.73

Finding the Fourth Proportional to 18,200.92, 27,301.28 and 7,108.73

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Solution

The fourth proportional to 18,200.92, 27,301.28 and 7,108.73 is: 10,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.92 : 27,301.28 = 7,108.73 : x
  2. Step 2: Convert to fraction form
    18,200.92/27,301.28 = 7,108.73/x
  3. Step 3: Cross multiply
    18,200.92x = 27,301.28 × 7,108.73
  4. Step 4: Simplify right side
    18,200.92x = 194,077,309.44
  5. Step 5: Solve for x
    x = 194,077,309.44/18,200.92
  6. Step 6: Final answer
    x = 10,663.05

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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.