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Finding the Fourth Proportional to 18,662, 27,993.24 and 6,350

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Solution

The fourth proportional to 18,662, 27,993.24 and 6,350 is: 9,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,662 : 27,993.24 = 6,350 : x
  2. Step 2: Convert to fraction form
    18,662/27,993.24 = 6,350/x
  3. Step 3: Cross multiply
    18,662x = 27,993.24 × 6,350
  4. Step 4: Simplify right side
    18,662x = 177,757,074
  5. Step 5: Solve for x
    x = 177,757,074/18,662
  6. Step 6: Final answer
    x = 9,525.08

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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.