Home / 36,735.12-50,691.24-20,382.75

Finding the Fourth Proportional to 36,735.12, 50,691.24 and 20,382.75

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Solution

The fourth proportional to 36,735.12, 50,691.24 and 20,382.75 is: 28,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,735.12 : 50,691.24 = 20,382.75 : x
  2. Step 2: Convert to fraction form
    36,735.12/50,691.24 = 20,382.75/x
  3. Step 3: Cross multiply
    36,735.12x = 50,691.24 × 20,382.75
  4. Step 4: Simplify right side
    36,735.12x = 1,033,226,872.11
  5. Step 5: Solve for x
    x = 1,033,226,872.11/36,735.12
  6. Step 6: Final answer
    x = 28,126.41

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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.