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Finding the Fourth Proportional to 41,131.79, 61,698 and 9,967.04

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Solution

The fourth proportional to 41,131.79, 61,698 and 9,967.04 is: 14,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,131.79 : 61,698 = 9,967.04 : x
  2. Step 2: Convert to fraction form
    41,131.79/61,698 = 9,967.04/x
  3. Step 3: Cross multiply
    41,131.79x = 61,698 × 9,967.04
  4. Step 4: Simplify right side
    41,131.79x = 614,946,125.43
  5. Step 5: Solve for x
    x = 614,946,125.43/41,131.79
  6. Step 6: Final answer
    x = 14,950.63

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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.