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Finding the Fourth Proportional to 44,371, 66,560.82 and 11,539

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Solution

The fourth proportional to 44,371, 66,560.82 and 11,539 is: 17,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,371 : 66,560.82 = 11,539 : x
  2. Step 2: Convert to fraction form
    44,371/66,560.82 = 11,539/x
  3. Step 3: Cross multiply
    44,371x = 66,560.82 × 11,539
  4. Step 4: Simplify right side
    44,371x = 768,045,301.98
  5. Step 5: Solve for x
    x = 768,045,301.98/44,371
  6. Step 6: Final answer
    x = 17,309.62

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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.