Home / 22,818.48-34,171.82-18,845.43

Finding the Fourth Proportional to 22,818.48, 34,171.82 and 18,845.43

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Solution

The fourth proportional to 22,818.48, 34,171.82 and 18,845.43 is: 28,221.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,818.48 : 34,171.82 = 18,845.43 : x
  2. Step 2: Convert to fraction form
    22,818.48/34,171.82 = 18,845.43/x
  3. Step 3: Cross multiply
    22,818.48x = 34,171.82 × 18,845.43
  4. Step 4: Simplify right side
    22,818.48x = 643,982,596.09
  5. Step 5: Solve for x
    x = 643,982,596.09/22,818.48
  6. Step 6: Final answer
    x = 28,221.98

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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.