Home / 36,052.92-49,753.32-20,138.64

Finding the Fourth Proportional to 36,052.92, 49,753.32 and 20,138.64

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Solution

The fourth proportional to 36,052.92, 49,753.32 and 20,138.64 is: 27,791.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,052.92 : 49,753.32 = 20,138.64 : x
  2. Step 2: Convert to fraction form
    36,052.92/49,753.32 = 20,138.64/x
  3. Step 3: Cross multiply
    36,052.92x = 49,753.32 × 20,138.64
  4. Step 4: Simplify right side
    36,052.92x = 1,001,964,200.28
  5. Step 5: Solve for x
    x = 1,001,964,200.28/36,052.92
  6. Step 6: Final answer
    x = 27,791.49

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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.