Home / 36,797.85-50,781.97-20,666.45

Finding the Fourth Proportional to 36,797.85, 50,781.97 and 20,666.45

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Solution

The fourth proportional to 36,797.85, 50,781.97 and 20,666.45 is: 28,520.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797.85 : 50,781.97 = 20,666.45 : x
  2. Step 2: Convert to fraction form
    36,797.85/50,781.97 = 20,666.45/x
  3. Step 3: Cross multiply
    36,797.85x = 50,781.97 × 20,666.45
  4. Step 4: Simplify right side
    36,797.85x = 1,049,482,738.33
  5. Step 5: Solve for x
    x = 1,049,482,738.33/36,797.85
  6. Step 6: Final answer
    x = 28,520.22

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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.