Home / 22,290.89-33,436.26-5,650.86

Finding the Fourth Proportional to 22,290.89, 33,436.26 and 5,650.86

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Solution

The fourth proportional to 22,290.89, 33,436.26 and 5,650.86 is: 8,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.89 : 33,436.26 = 5,650.86 : x
  2. Step 2: Convert to fraction form
    22,290.89/33,436.26 = 5,650.86/x
  3. Step 3: Cross multiply
    22,290.89x = 33,436.26 × 5,650.86
  4. Step 4: Simplify right side
    22,290.89x = 188,943,749.57
  5. Step 5: Solve for x
    x = 188,943,749.57/22,290.89
  6. Step 6: Final answer
    x = 8,476.28

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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.