Home / 18,163.31-27,245.16-5,682.83

Finding the Fourth Proportional to 18,163.31, 27,245.16 and 5,682.83

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Solution

The fourth proportional to 18,163.31, 27,245.16 and 5,682.83 is: 8,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.31 : 27,245.16 = 5,682.83 : x
  2. Step 2: Convert to fraction form
    18,163.31/27,245.16 = 5,682.83/x
  3. Step 3: Cross multiply
    18,163.31x = 27,245.16 × 5,682.83
  4. Step 4: Simplify right side
    18,163.31x = 154,829,476.38
  5. Step 5: Solve for x
    x = 154,829,476.38/18,163.31
  6. Step 6: Final answer
    x = 8,524.30

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1.5x scale

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.