Home / 36,738.88-50,698.38-20,822.92

Finding the Fourth Proportional to 36,738.88, 50,698.38 and 20,822.92

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Solution

The fourth proportional to 36,738.88, 50,698.38 and 20,822.92 is: 28,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,738.88 : 50,698.38 = 20,822.92 : x
  2. Step 2: Convert to fraction form
    36,738.88/50,698.38 = 20,822.92/x
  3. Step 3: Cross multiply
    36,738.88x = 50,698.38 × 20,822.92
  4. Step 4: Simplify right side
    36,738.88x = 1,055,688,310.87
  5. Step 5: Solve for x
    x = 1,055,688,310.87/36,738.88
  6. Step 6: Final answer
    x = 28,734.91

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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.