Home / 38,104.09-57,193.02-18,396.47

Finding the Fourth Proportional to 38,104.09, 57,193.02 and 18,396.47

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Solution

The fourth proportional to 38,104.09, 57,193.02 and 18,396.47 is: 27,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.09 : 57,193.02 = 18,396.47 : x
  2. Step 2: Convert to fraction form
    38,104.09/57,193.02 = 18,396.47/x
  3. Step 3: Cross multiply
    38,104.09x = 57,193.02 × 18,396.47
  4. Step 4: Simplify right side
    38,104.09x = 1,052,149,819.62
  5. Step 5: Solve for x
    x = 1,052,149,819.62/38,104.09
  6. Step 6: Final answer
    x = 27,612.52

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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.