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Finding the Fourth Proportional to 44,072.76, 66,108 and 10,792.56

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Solution

The fourth proportional to 44,072.76, 66,108 and 10,792.56 is: 16,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,072.76 : 66,108 = 10,792.56 : x
  2. Step 2: Convert to fraction form
    44,072.76/66,108 = 10,792.56/x
  3. Step 3: Cross multiply
    44,072.76x = 66,108 × 10,792.56
  4. Step 4: Simplify right side
    44,072.76x = 713,474,556.48
  5. Step 5: Solve for x
    x = 713,474,556.48/44,072.76
  6. Step 6: Final answer
    x = 16,188.56

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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.