Home / 33,024.60-45,550.56-20,278.44

Finding the Fourth Proportional to 33,024.60, 45,550.56 and 20,278.44

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Solution

The fourth proportional to 33,024.60, 45,550.56 and 20,278.44 is: 27,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,024.60 : 45,550.56 = 20,278.44 : x
  2. Step 2: Convert to fraction form
    33,024.60/45,550.56 = 20,278.44/x
  3. Step 3: Cross multiply
    33,024.60x = 45,550.56 × 20,278.44
  4. Step 4: Simplify right side
    33,024.60x = 923,694,297.93
  5. Step 5: Solve for x
    x = 923,694,297.93/33,024.60
  6. Step 6: Final answer
    x = 27,969.89

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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.