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Finding the Fourth Proportional to 27,083.97, 37,375.17 and 14,984.88

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Solution

The fourth proportional to 27,083.97, 37,375.17 and 14,984.88 is: 20,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,083.97 : 37,375.17 = 14,984.88 : x
  2. Step 2: Convert to fraction form
    27,083.97/37,375.17 = 14,984.88/x
  3. Step 3: Cross multiply
    27,083.97x = 37,375.17 × 14,984.88
  4. Step 4: Simplify right side
    27,083.97x = 560,062,437.43
  5. Step 5: Solve for x
    x = 560,062,437.43/27,083.97
  6. Step 6: Final answer
    x = 20,678.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.