Home / 38,182.60-57,257.70-18,467.20

Finding the Fourth Proportional to 38,182.60, 57,257.70 and 18,467.20

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Solution

The fourth proportional to 38,182.60, 57,257.70 and 18,467.20 is: 27,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,182.60 : 57,257.70 = 18,467.20 : x
  2. Step 2: Convert to fraction form
    38,182.60/57,257.70 = 18,467.20/x
  3. Step 3: Cross multiply
    38,182.60x = 57,257.70 × 18,467.20
  4. Step 4: Simplify right side
    38,182.60x = 1,057,389,397.44
  5. Step 5: Solve for x
    x = 1,057,389,397.44/38,182.60
  6. Step 6: Final answer
    x = 27,692.96

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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.