Home / 18,660.24-27,976.68-8,793.99

Finding the Fourth Proportional to 18,660.24, 27,976.68 and 8,793.99

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Solution

The fourth proportional to 18,660.24, 27,976.68 and 8,793.99 is: 13,184.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,660.24 : 27,976.68 = 8,793.99 : x
  2. Step 2: Convert to fraction form
    18,660.24/27,976.68 = 8,793.99/x
  3. Step 3: Cross multiply
    18,660.24x = 27,976.68 × 8,793.99
  4. Step 4: Simplify right side
    18,660.24x = 246,026,644.15
  5. Step 5: Solve for x
    x = 246,026,644.15/18,660.24
  6. Step 6: Final answer
    x = 13,184.54

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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.