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Finding the Fourth Proportional to 41,641.94, 62,483.44 and 19,456.86

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Solution

The fourth proportional to 41,641.94, 62,483.44 and 19,456.86 is: 29,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,641.94 : 62,483.44 = 19,456.86 : x
  2. Step 2: Convert to fraction form
    41,641.94/62,483.44 = 19,456.86/x
  3. Step 3: Cross multiply
    41,641.94x = 62,483.44 × 19,456.86
  4. Step 4: Simplify right side
    41,641.94x = 1,215,731,544.40
  5. Step 5: Solve for x
    x = 1,215,731,544.40/41,641.94
  6. Step 6: Final answer
    x = 29,194.88

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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.