Home / 38,250.60-57,359.70-18,535.20

Finding the Fourth Proportional to 38,250.60, 57,359.70 and 18,535.20

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Solution

The fourth proportional to 38,250.60, 57,359.70 and 18,535.20 is: 27,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,250.60 : 57,359.70 = 18,535.20 : x
  2. Step 2: Convert to fraction form
    38,250.60/57,359.70 = 18,535.20/x
  3. Step 3: Cross multiply
    38,250.60x = 57,359.70 × 18,535.20
  4. Step 4: Simplify right side
    38,250.60x = 1,063,173,511.44
  5. Step 5: Solve for x
    x = 1,063,173,511.44/38,250.60
  6. Step 6: Final answer
    x = 27,794.95

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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.