Home / 36,061.20-49,758.30-20,144.70

Finding the Fourth Proportional to 36,061.20, 49,758.30 and 20,144.70

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Solution

The fourth proportional to 36,061.20, 49,758.30 and 20,144.70 is: 27,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,061.20 : 49,758.30 = 20,144.70 : x
  2. Step 2: Convert to fraction form
    36,061.20/49,758.30 = 20,144.70/x
  3. Step 3: Cross multiply
    36,061.20x = 49,758.30 × 20,144.70
  4. Step 4: Simplify right side
    36,061.20x = 1,002,366,026.01
  5. Step 5: Solve for x
    x = 1,002,366,026.01/36,061.20
  6. Step 6: Final answer
    x = 27,796.25

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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.