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Finding the Fourth Proportional to 41,661.19, 62,491.79 and 10,498.87

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Solution

The fourth proportional to 41,661.19, 62,491.79 and 10,498.87 is: 15,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,661.19 : 62,491.79 = 10,498.87 : x
  2. Step 2: Convert to fraction form
    41,661.19/62,491.79 = 10,498.87/x
  3. Step 3: Cross multiply
    41,661.19x = 62,491.79 × 10,498.87
  4. Step 4: Simplify right side
    41,661.19x = 656,093,126.78
  5. Step 5: Solve for x
    x = 656,093,126.78/41,661.19
  6. Step 6: Final answer
    x = 15,748.31

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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.