Home / 38,200.60-57,315.30-18,496.60

Finding the Fourth Proportional to 38,200.60, 57,315.30 and 18,496.60

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Solution

The fourth proportional to 38,200.60, 57,315.30 and 18,496.60 is: 27,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200.60 : 57,315.30 = 18,496.60 : x
  2. Step 2: Convert to fraction form
    38,200.60/57,315.30 = 18,496.60/x
  3. Step 3: Cross multiply
    38,200.60x = 57,315.30 × 18,496.60
  4. Step 4: Simplify right side
    38,200.60x = 1,060,138,177.98
  5. Step 5: Solve for x
    x = 1,060,138,177.98/38,200.60
  6. Step 6: Final answer
    x = 27,751.87

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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.