Home / 27,217.11-40,819.45-7,497.39

Finding the Fourth Proportional to 27,217.11, 40,819.45 and 7,497.39

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Solution

The fourth proportional to 27,217.11, 40,819.45 and 7,497.39 is: 11,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.11 : 40,819.45 = 7,497.39 : x
  2. Step 2: Convert to fraction form
    27,217.11/40,819.45 = 7,497.39/x
  3. Step 3: Cross multiply
    27,217.11x = 40,819.45 × 7,497.39
  4. Step 4: Simplify right side
    27,217.11x = 306,039,336.24
  5. Step 5: Solve for x
    x = 306,039,336.24/27,217.11
  6. Step 6: Final answer
    x = 11,244.37

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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.