Home / 38,027.75-57,049.25-11,731.50

Finding the Fourth Proportional to 38,027.75, 57,049.25 and 11,731.50

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Solution

The fourth proportional to 38,027.75, 57,049.25 and 11,731.50 is: 17,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,027.75 : 57,049.25 = 11,731.50 : x
  2. Step 2: Convert to fraction form
    38,027.75/57,049.25 = 11,731.50/x
  3. Step 3: Cross multiply
    38,027.75x = 57,049.25 × 11,731.50
  4. Step 4: Simplify right side
    38,027.75x = 669,273,217.72
  5. Step 5: Solve for x
    x = 669,273,217.72/38,027.75
  6. Step 6: Final answer
    x = 17,599.60

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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.