Home / 18,534.34-27,797.66-6,839.56

Finding the Fourth Proportional to 18,534.34, 27,797.66 and 6,839.56

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Solution

The fourth proportional to 18,534.34, 27,797.66 and 6,839.56 is: 10,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.34 : 27,797.66 = 6,839.56 : x
  2. Step 2: Convert to fraction form
    18,534.34/27,797.66 = 6,839.56/x
  3. Step 3: Cross multiply
    18,534.34x = 27,797.66 × 6,839.56
  4. Step 4: Simplify right side
    18,534.34x = 190,123,590.24
  5. Step 5: Solve for x
    x = 190,123,590.24/18,534.34
  6. Step 6: Final answer
    x = 10,257.91

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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.