Home / 36,115.44-49,838.40-20,200.56

Finding the Fourth Proportional to 36,115.44, 49,838.40 and 20,200.56

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Solution

The fourth proportional to 36,115.44, 49,838.40 and 20,200.56 is: 27,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.44 : 49,838.40 = 20,200.56 : x
  2. Step 2: Convert to fraction form
    36,115.44/49,838.40 = 20,200.56/x
  3. Step 3: Cross multiply
    36,115.44x = 49,838.40 × 20,200.56
  4. Step 4: Simplify right side
    36,115.44x = 1,006,763,589.50
  5. Step 5: Solve for x
    x = 1,006,763,589.50/36,115.44
  6. Step 6: Final answer
    x = 27,876.27

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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.