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Finding the Fourth Proportional to 41,277.28, 61,915.92 and 16,636

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Solution

The fourth proportional to 41,277.28, 61,915.92 and 16,636 is: 24,954

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,277.28 : 61,915.92 = 16,636 : x
  2. Step 2: Convert to fraction form
    41,277.28/61,915.92 = 16,636/x
  3. Step 3: Cross multiply
    41,277.28x = 61,915.92 × 16,636
  4. Step 4: Simplify right side
    41,277.28x = 1,030,033,245.12
  5. Step 5: Solve for x
    x = 1,030,033,245.12/41,277.28
  6. Step 6: Final answer
    x = 24,954

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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.