Home / 22,081.38-30,472.44-12,009.89

Finding the Fourth Proportional to 22,081.38, 30,472.44 and 12,009.89

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Solution

The fourth proportional to 22,081.38, 30,472.44 and 12,009.89 is: 16,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,081.38 : 30,472.44 = 12,009.89 : x
  2. Step 2: Convert to fraction form
    22,081.38/30,472.44 = 12,009.89/x
  3. Step 3: Cross multiply
    22,081.38x = 30,472.44 × 12,009.89
  4. Step 4: Simplify right side
    22,081.38x = 365,970,773.65
  5. Step 5: Solve for x
    x = 365,970,773.65/22,081.38
  6. Step 6: Final answer
    x = 16,573.73

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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.