Home / 38,481.85-57,722.77-19,503.53

Finding the Fourth Proportional to 38,481.85, 57,722.77 and 19,503.53

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Solution

The fourth proportional to 38,481.85, 57,722.77 and 19,503.53 is: 29,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481.85 : 57,722.77 = 19,503.53 : x
  2. Step 2: Convert to fraction form
    38,481.85/57,722.77 = 19,503.53/x
  3. Step 3: Cross multiply
    38,481.85x = 57,722.77 × 19,503.53
  4. Step 4: Simplify right side
    38,481.85x = 1,125,797,776.38
  5. Step 5: Solve for x
    x = 1,125,797,776.38/38,481.85
  6. Step 6: Final answer
    x = 29,255.29

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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.