Home / 38,014.20-57,086.10-26,998.20

Finding the Fourth Proportional to 38,014.20, 57,086.10 and 26,998.20

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Solution

The fourth proportional to 38,014.20, 57,086.10 and 26,998.20 is: 40,543.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.20 : 57,086.10 = 26,998.20 : x
  2. Step 2: Convert to fraction form
    38,014.20/57,086.10 = 26,998.20/x
  3. Step 3: Cross multiply
    38,014.20x = 57,086.10 × 26,998.20
  4. Step 4: Simplify right side
    38,014.20x = 1,541,221,945.02
  5. Step 5: Solve for x
    x = 1,541,221,945.02/38,014.20
  6. Step 6: Final answer
    x = 40,543.32

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Similar ratio
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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.