Home / 33,039.44-45,591.68-18,135.44

Finding the Fourth Proportional to 33,039.44, 45,591.68 and 18,135.44

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Solution

The fourth proportional to 33,039.44, 45,591.68 and 18,135.44 is: 25,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,039.44 : 45,591.68 = 18,135.44 : x
  2. Step 2: Convert to fraction form
    33,039.44/45,591.68 = 18,135.44/x
  3. Step 3: Cross multiply
    33,039.44x = 45,591.68 × 18,135.44
  4. Step 4: Simplify right side
    33,039.44x = 826,825,177.14
  5. Step 5: Solve for x
    x = 826,825,177.14/33,039.44
  6. Step 6: Final answer
    x = 25,025.40

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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.