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Finding the Fourth Proportional to 41,662.10, 62,499.07 and 15,364.80

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Solution

The fourth proportional to 41,662.10, 62,499.07 and 15,364.80 is: 23,049.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,662.10 : 62,499.07 = 15,364.80 : x
  2. Step 2: Convert to fraction form
    41,662.10/62,499.07 = 15,364.80/x
  3. Step 3: Cross multiply
    41,662.10x = 62,499.07 × 15,364.80
  4. Step 4: Simplify right side
    41,662.10x = 960,285,710.74
  5. Step 5: Solve for x
    x = 960,285,710.74/41,662.10
  6. Step 6: Final answer
    x = 23,049.38

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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.