Home / 37,755.38-52,101.36-20,759.65

Finding the Fourth Proportional to 37,755.38, 52,101.36 and 20,759.65

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Solution

The fourth proportional to 37,755.38, 52,101.36 and 20,759.65 is: 28,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.38 : 52,101.36 = 20,759.65 : x
  2. Step 2: Convert to fraction form
    37,755.38/52,101.36 = 20,759.65/x
  3. Step 3: Cross multiply
    37,755.38x = 52,101.36 × 20,759.65
  4. Step 4: Simplify right side
    37,755.38x = 1,081,605,867.87
  5. Step 5: Solve for x
    x = 1,081,605,867.87/37,755.38
  6. Step 6: Final answer
    x = 28,647.73

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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.