Home / 38,593.20-57,894.30-12,300.60

Finding the Fourth Proportional to 38,593.20, 57,894.30 and 12,300.60

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Solution

The fourth proportional to 38,593.20, 57,894.30 and 12,300.60 is: 18,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,593.20 : 57,894.30 = 12,300.60 : x
  2. Step 2: Convert to fraction form
    38,593.20/57,894.30 = 12,300.60/x
  3. Step 3: Cross multiply
    38,593.20x = 57,894.30 × 12,300.60
  4. Step 4: Simplify right side
    38,593.20x = 712,134,626.58
  5. Step 5: Solve for x
    x = 712,134,626.58/38,593.20
  6. Step 6: Final answer
    x = 18,452.33

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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.