Home / 18,062.88-27,084.42-5,579.52

Finding the Fourth Proportional to 18,062.88, 27,084.42 and 5,579.52

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Solution

The fourth proportional to 18,062.88, 27,084.42 and 5,579.52 is: 8,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.88 : 27,084.42 = 5,579.52 : x
  2. Step 2: Convert to fraction form
    18,062.88/27,084.42 = 5,579.52/x
  3. Step 3: Cross multiply
    18,062.88x = 27,084.42 × 5,579.52
  4. Step 4: Simplify right side
    18,062.88x = 151,118,063.08
  5. Step 5: Solve for x
    x = 151,118,063.08/18,062.88
  6. Step 6: Final answer
    x = 8,366.22

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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.