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Finding the Fourth Proportional to 44,571.93, 66,858 and 11,292

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Solution

The fourth proportional to 44,571.93, 66,858 and 11,292 is: 16,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,571.93 : 66,858 = 11,292 : x
  2. Step 2: Convert to fraction form
    44,571.93/66,858 = 11,292/x
  3. Step 3: Cross multiply
    44,571.93x = 66,858 × 11,292
  4. Step 4: Simplify right side
    44,571.93x = 754,960,536
  5. Step 5: Solve for x
    x = 754,960,536/44,571.93
  6. Step 6: Final answer
    x = 16,938.03

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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.