Home / 36,593.85-50,502.09-20,679.78

Finding the Fourth Proportional to 36,593.85, 50,502.09 and 20,679.78

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Solution

The fourth proportional to 36,593.85, 50,502.09 and 20,679.78 is: 28,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,593.85 : 50,502.09 = 20,679.78 : x
  2. Step 2: Convert to fraction form
    36,593.85/50,502.09 = 20,679.78/x
  3. Step 3: Cross multiply
    36,593.85x = 50,502.09 × 20,679.78
  4. Step 4: Simplify right side
    36,593.85x = 1,044,372,110.74
  5. Step 5: Solve for x
    x = 1,044,372,110.74/36,593.85
  6. Step 6: Final answer
    x = 28,539.55

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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.