Home / 20,262.33-27,976.83-13,096.49

Finding the Fourth Proportional to 20,262.33, 27,976.83 and 13,096.49

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Solution

The fourth proportional to 20,262.33, 27,976.83 and 13,096.49 is: 18,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262.33 : 27,976.83 = 13,096.49 : x
  2. Step 2: Convert to fraction form
    20,262.33/27,976.83 = 13,096.49/x
  3. Step 3: Cross multiply
    20,262.33x = 27,976.83 × 13,096.49
  4. Step 4: Simplify right side
    20,262.33x = 366,398,134.44
  5. Step 5: Solve for x
    x = 366,398,134.44/20,262.33
  6. Step 6: Final answer
    x = 18,082.72

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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.