Home / 38,838.60-58,245.42-12,537.24

Finding the Fourth Proportional to 38,838.60, 58,245.42 and 12,537.24

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Solution

The fourth proportional to 38,838.60, 58,245.42 and 12,537.24 is: 18,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,838.60 : 58,245.42 = 12,537.24 : x
  2. Step 2: Convert to fraction form
    38,838.60/58,245.42 = 12,537.24/x
  3. Step 3: Cross multiply
    38,838.60x = 58,245.42 × 12,537.24
  4. Step 4: Simplify right side
    38,838.60x = 730,236,809.44
  5. Step 5: Solve for x
    x = 730,236,809.44/38,838.60
  6. Step 6: Final answer
    x = 18,801.83

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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.