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Finding the Fourth Proportional to 41,115.22, 61,672.99 and 9,950.42

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Solution

The fourth proportional to 41,115.22, 61,672.99 and 9,950.42 is: 14,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,115.22 : 61,672.99 = 9,950.42 : x
  2. Step 2: Convert to fraction form
    41,115.22/61,672.99 = 9,950.42/x
  3. Step 3: Cross multiply
    41,115.22x = 61,672.99 × 9,950.42
  4. Step 4: Simplify right side
    41,115.22x = 613,672,153.16
  5. Step 5: Solve for x
    x = 613,672,153.16/41,115.22
  6. Step 6: Final answer
    x = 14,925.67

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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.