Home / 38,449.44-57,676.24-12,152.20

Finding the Fourth Proportional to 38,449.44, 57,676.24 and 12,152.20

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Solution

The fourth proportional to 38,449.44, 57,676.24 and 12,152.20 is: 18,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,449.44 : 57,676.24 = 12,152.20 : x
  2. Step 2: Convert to fraction form
    38,449.44/57,676.24 = 12,152.20/x
  3. Step 3: Cross multiply
    38,449.44x = 57,676.24 × 12,152.20
  4. Step 4: Simplify right side
    38,449.44x = 700,893,203.73
  5. Step 5: Solve for x
    x = 700,893,203.73/38,449.44
  6. Step 6: Final answer
    x = 18,228.96

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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.