Home / 27,622.20-38,118.28-15,046.96

Finding the Fourth Proportional to 27,622.20, 38,118.28 and 15,046.96

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Solution

The fourth proportional to 27,622.20, 38,118.28 and 15,046.96 is: 20,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,622.20 : 38,118.28 = 15,046.96 : x
  2. Step 2: Convert to fraction form
    27,622.20/38,118.28 = 15,046.96/x
  3. Step 3: Cross multiply
    27,622.20x = 38,118.28 × 15,046.96
  4. Step 4: Simplify right side
    27,622.20x = 573,564,234.43
  5. Step 5: Solve for x
    x = 573,564,234.43/27,622.20
  6. Step 6: Final answer
    x = 20,764.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.