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Finding the Fourth Proportional to 41,198.99, 61,786.33 and 21,467.39

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Solution

The fourth proportional to 41,198.99, 61,786.33 and 21,467.39 is: 32,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,198.99 : 61,786.33 = 21,467.39 : x
  2. Step 2: Convert to fraction form
    41,198.99/61,786.33 = 21,467.39/x
  3. Step 3: Cross multiply
    41,198.99x = 61,786.33 × 21,467.39
  4. Step 4: Simplify right side
    41,198.99x = 1,326,390,880.18
  5. Step 5: Solve for x
    x = 1,326,390,880.18/41,198.99
  6. Step 6: Final answer
    x = 32,194.75

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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.