Home / 36,396.18-50,227.49-20,480.62

Finding the Fourth Proportional to 36,396.18, 50,227.49 and 20,480.62

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Solution

The fourth proportional to 36,396.18, 50,227.49 and 20,480.62 is: 28,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,396.18 : 50,227.49 = 20,480.62 : x
  2. Step 2: Convert to fraction form
    36,396.18/50,227.49 = 20,480.62/x
  3. Step 3: Cross multiply
    36,396.18x = 50,227.49 × 20,480.62
  4. Step 4: Simplify right side
    36,396.18x = 1,028,690,136.24
  5. Step 5: Solve for x
    x = 1,028,690,136.24/36,396.18
  6. Step 6: Final answer
    x = 28,263.68

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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.