Home / 33,613.80-50,355.09-20,433.48

Finding the Fourth Proportional to 33,613.80, 50,355.09 and 20,433.48

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Solution

The fourth proportional to 33,613.80, 50,355.09 and 20,433.48 is: 30,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613.80 : 50,355.09 = 20,433.48 : x
  2. Step 2: Convert to fraction form
    33,613.80/50,355.09 = 20,433.48/x
  3. Step 3: Cross multiply
    33,613.80x = 50,355.09 × 20,433.48
  4. Step 4: Simplify right side
    33,613.80x = 1,028,929,724.41
  5. Step 5: Solve for x
    x = 1,028,929,724.41/33,613.80
  6. Step 6: Final answer
    x = 30,610.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.