Home / 27,912.18-38,406.26-27,247.88

Finding the Fourth Proportional to 27,912.18, 38,406.26 and 27,247.88

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Solution

The fourth proportional to 27,912.18, 38,406.26 and 27,247.88 is: 37,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912.18 : 38,406.26 = 27,247.88 : x
  2. Step 2: Convert to fraction form
    27,912.18/38,406.26 = 27,247.88/x
  3. Step 3: Cross multiply
    27,912.18x = 38,406.26 × 27,247.88
  4. Step 4: Simplify right side
    27,912.18x = 1,046,489,163.73
  5. Step 5: Solve for x
    x = 1,046,489,163.73/27,912.18
  6. Step 6: Final answer
    x = 37,492.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.