Home / 38,499.26-57,753.75-12,194.60

Finding the Fourth Proportional to 38,499.26, 57,753.75 and 12,194.60

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Solution

The fourth proportional to 38,499.26, 57,753.75 and 12,194.60 is: 18,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499.26 : 57,753.75 = 12,194.60 : x
  2. Step 2: Convert to fraction form
    38,499.26/57,753.75 = 12,194.60/x
  3. Step 3: Cross multiply
    38,499.26x = 57,753.75 × 12,194.60
  4. Step 4: Simplify right side
    38,499.26x = 704,283,879.75
  5. Step 5: Solve for x
    x = 704,283,879.75/38,499.26
  6. Step 6: Final answer
    x = 18,293.44

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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.