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Finding the Fourth Proportional to 41,404.68, 62,109.08 and 11,826.88

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Solution

The fourth proportional to 41,404.68, 62,109.08 and 11,826.88 is: 17,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,404.68 : 62,109.08 = 11,826.88 : x
  2. Step 2: Convert to fraction form
    41,404.68/62,109.08 = 11,826.88/x
  3. Step 3: Cross multiply
    41,404.68x = 62,109.08 × 11,826.88
  4. Step 4: Simplify right side
    41,404.68x = 734,556,636.07
  5. Step 5: Solve for x
    x = 734,556,636.07/41,404.68
  6. Step 6: Final answer
    x = 17,740.91

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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.