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Finding the Third Proportional to 28,668.94 and 44,281.69

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Solution

The third proportional to 28,668.94 and 44,281.69 is: 68,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,668.94 : 44,281.69 = 44,281.69 : x
  2. Step 2: Convert to fraction form
    28,668.94/44,281.69 = 44,281.69/x
  3. Step 3: Cross multiply
    28,668.94x = 44,281.69 × 44,281.69
  4. Step 4: Simplify right side
    28,668.94x = 1,960,867,847.85
  5. Step 5: Solve for x
    x = 1,960,867,847.85/28,668.94
  6. Step 6: Final answer
    x = 68,396.95

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.