Home / 18,057.24-27,080.33-6,367.72

Finding the Fourth Proportional to 18,057.24, 27,080.33 and 6,367.72

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Solution

The fourth proportional to 18,057.24, 27,080.33 and 6,367.72 is: 9,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.24 : 27,080.33 = 6,367.72 : x
  2. Step 2: Convert to fraction form
    18,057.24/27,080.33 = 6,367.72/x
  3. Step 3: Cross multiply
    18,057.24x = 27,080.33 × 6,367.72
  4. Step 4: Simplify right side
    18,057.24x = 172,439,958.95
  5. Step 5: Solve for x
    x = 172,439,958.95/18,057.24
  6. Step 6: Final answer
    x = 9,549.63

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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.