Home / 37,514.15-51,770.84-20,517.38

Finding the Fourth Proportional to 37,514.15, 51,770.84 and 20,517.38

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Solution

The fourth proportional to 37,514.15, 51,770.84 and 20,517.38 is: 28,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,514.15 : 51,770.84 = 20,517.38 : x
  2. Step 2: Convert to fraction form
    37,514.15/51,770.84 = 20,517.38/x
  3. Step 3: Cross multiply
    37,514.15x = 51,770.84 × 20,517.38
  4. Step 4: Simplify right side
    37,514.15x = 1,062,201,997.20
  5. Step 5: Solve for x
    x = 1,062,201,997.20/37,514.15
  6. Step 6: Final answer
    x = 28,314.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.