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Finding the Third Proportional to 28,768.50 and 44,647.88

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Solution

The third proportional to 28,768.50 and 44,647.88 is: 69,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768.50 : 44,647.88 = 44,647.88 : x
  2. Step 2: Convert to fraction form
    28,768.50/44,647.88 = 44,647.88/x
  3. Step 3: Cross multiply
    28,768.50x = 44,647.88 × 44,647.88
  4. Step 4: Simplify right side
    28,768.50x = 1,993,432,742.02
  5. Step 5: Solve for x
    x = 1,993,432,742.02/28,768.50
  6. Step 6: Final answer
    x = 69,292.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.