Home / 22,540.79-33,761.97-13,749.05

Finding the Fourth Proportional to 22,540.79, 33,761.97 and 13,749.05

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Solution

The fourth proportional to 22,540.79, 33,761.97 and 13,749.05 is: 20,593.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,540.79 : 33,761.97 = 13,749.05 : x
  2. Step 2: Convert to fraction form
    22,540.79/33,761.97 = 13,749.05/x
  3. Step 3: Cross multiply
    22,540.79x = 33,761.97 × 13,749.05
  4. Step 4: Simplify right side
    22,540.79x = 464,194,844.82
  5. Step 5: Solve for x
    x = 464,194,844.82/22,540.79
  6. Step 6: Final answer
    x = 20,593.55

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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.