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Finding the Fourth Proportional to 63,216.53, 94,843.82 and 18,843.27

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Solution

The fourth proportional to 63,216.53, 94,843.82 and 18,843.27 is: 28,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,216.53 : 94,843.82 = 18,843.27 : x
  2. Step 2: Convert to fraction form
    63,216.53/94,843.82 = 18,843.27/x
  3. Step 3: Cross multiply
    63,216.53x = 94,843.82 × 18,843.27
  4. Step 4: Simplify right side
    63,216.53x = 1,787,167,613.88
  5. Step 5: Solve for x
    x = 1,787,167,613.88/63,216.53
  6. Step 6: Final answer
    x = 28,270.58

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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.