Home / 18,082.86-27,132.28-6,238.44

Finding the Fourth Proportional to 18,082.86, 27,132.28 and 6,238.44

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Solution

The fourth proportional to 18,082.86, 27,132.28 and 6,238.44 is: 9,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082.86 : 27,132.28 = 6,238.44 : x
  2. Step 2: Convert to fraction form
    18,082.86/27,132.28 = 6,238.44/x
  3. Step 3: Cross multiply
    18,082.86x = 27,132.28 × 6,238.44
  4. Step 4: Simplify right side
    18,082.86x = 169,263,100.84
  5. Step 5: Solve for x
    x = 169,263,100.84/18,082.86
  6. Step 6: Final answer
    x = 9,360.42

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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.