Home / 18,031.24-27,049.14-6,187.32

Finding the Fourth Proportional to 18,031.24, 27,049.14 and 6,187.32

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Solution

The fourth proportional to 18,031.24, 27,049.14 and 6,187.32 is: 9,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.24 : 27,049.14 = 6,187.32 : x
  2. Step 2: Convert to fraction form
    18,031.24/27,049.14 = 6,187.32/x
  3. Step 3: Cross multiply
    18,031.24x = 27,049.14 × 6,187.32
  4. Step 4: Simplify right side
    18,031.24x = 167,361,684.90
  5. Step 5: Solve for x
    x = 167,361,684.90/18,031.24
  6. Step 6: Final answer
    x = 9,281.76

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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.