Home / 22,427.85-33,641.60-5,786.47

Finding the Fourth Proportional to 22,427.85, 33,641.60 and 5,786.47

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Solution

The fourth proportional to 22,427.85, 33,641.60 and 5,786.47 is: 8,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,427.85 : 33,641.60 = 5,786.47 : x
  2. Step 2: Convert to fraction form
    22,427.85/33,641.60 = 5,786.47/x
  3. Step 3: Cross multiply
    22,427.85x = 33,641.60 × 5,786.47
  4. Step 4: Simplify right side
    22,427.85x = 194,665,940.94
  5. Step 5: Solve for x
    x = 194,665,940.94/22,427.85
  6. Step 6: Final answer
    x = 8,679.65

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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.