Home / 33,147.36-45,744.20-18,040.84

Finding the Fourth Proportional to 33,147.36, 45,744.20 and 18,040.84

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Solution

The fourth proportional to 33,147.36, 45,744.20 and 18,040.84 is: 24,896.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.36 : 45,744.20 = 18,040.84 : x
  2. Step 2: Convert to fraction form
    33,147.36/45,744.20 = 18,040.84/x
  3. Step 3: Cross multiply
    33,147.36x = 45,744.20 × 18,040.84
  4. Step 4: Simplify right side
    33,147.36x = 825,263,793.13
  5. Step 5: Solve for x
    x = 825,263,793.13/33,147.36
  6. Step 6: Final answer
    x = 24,896.82

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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.