Home / 36,821.92-50,814.80-20,055.20

Finding the Fourth Proportional to 36,821.92, 50,814.80 and 20,055.20

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Solution

The fourth proportional to 36,821.92, 50,814.80 and 20,055.20 is: 27,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821.92 : 50,814.80 = 20,055.20 : x
  2. Step 2: Convert to fraction form
    36,821.92/50,814.80 = 20,055.20/x
  3. Step 3: Cross multiply
    36,821.92x = 50,814.80 × 20,055.20
  4. Step 4: Simplify right side
    36,821.92x = 1,019,100,976.96
  5. Step 5: Solve for x
    x = 1,019,100,976.96/36,821.92
  6. Step 6: Final answer
    x = 27,676.48

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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.