Home / 38,008.72-57,010.20-13,367.44

Finding the Fourth Proportional to 38,008.72, 57,010.20 and 13,367.44

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Solution

The fourth proportional to 38,008.72, 57,010.20 and 13,367.44 is: 20,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,008.72 : 57,010.20 = 13,367.44 : x
  2. Step 2: Convert to fraction form
    38,008.72/57,010.20 = 13,367.44/x
  3. Step 3: Cross multiply
    38,008.72x = 57,010.20 × 13,367.44
  4. Step 4: Simplify right side
    38,008.72x = 762,080,427.89
  5. Step 5: Solve for x
    x = 762,080,427.89/38,008.72
  6. Step 6: Final answer
    x = 20,050.15

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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.