Home / 36,395.96-50,227.19-20,480.40

Finding the Fourth Proportional to 36,395.96, 50,227.19 and 20,480.40

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Solution

The fourth proportional to 36,395.96, 50,227.19 and 20,480.40 is: 28,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,395.96 : 50,227.19 = 20,480.40 : x
  2. Step 2: Convert to fraction form
    36,395.96/50,227.19 = 20,480.40/x
  3. Step 3: Cross multiply
    36,395.96x = 50,227.19 × 20,480.40
  4. Step 4: Simplify right side
    36,395.96x = 1,028,672,839.67
  5. Step 5: Solve for x
    x = 1,028,672,839.67/36,395.96
  6. Step 6: Final answer
    x = 28,263.38

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Find fourth proportional to 36,396.96, 50,228.57 and 20,481.40
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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.