Home / 38,194.45-57,293.23-18,193.66

Finding the Fourth Proportional to 38,194.45, 57,293.23 and 18,193.66

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Solution

The fourth proportional to 38,194.45, 57,293.23 and 18,193.66 is: 27,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,194.45 : 57,293.23 = 18,193.66 : x
  2. Step 2: Convert to fraction form
    38,194.45/57,293.23 = 18,193.66/x
  3. Step 3: Cross multiply
    38,194.45x = 57,293.23 × 18,193.66
  4. Step 4: Simplify right side
    38,194.45x = 1,042,373,765.76
  5. Step 5: Solve for x
    x = 1,042,373,765.76/38,194.45
  6. Step 6: Final answer
    x = 27,291.23

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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.