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Finding the Fourth Proportional to 41,706.45, 62,559.68 and 19,541.21

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Solution

The fourth proportional to 41,706.45, 62,559.68 and 19,541.21 is: 29,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,706.45 : 62,559.68 = 19,541.21 : x
  2. Step 2: Convert to fraction form
    41,706.45/62,559.68 = 19,541.21/x
  3. Step 3: Cross multiply
    41,706.45x = 62,559.68 × 19,541.21
  4. Step 4: Simplify right side
    41,706.45x = 1,222,491,433.91
  5. Step 5: Solve for x
    x = 1,222,491,433.91/41,706.45
  6. Step 6: Final answer
    x = 29,311.81

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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.