Home / 27,806.12-41,716.29-8,084.68

Finding the Fourth Proportional to 27,806.12, 41,716.29 and 8,084.68

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Solution

The fourth proportional to 27,806.12, 41,716.29 and 8,084.68 is: 12,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,806.12 : 41,716.29 = 8,084.68 : x
  2. Step 2: Convert to fraction form
    27,806.12/41,716.29 = 8,084.68/x
  3. Step 3: Cross multiply
    27,806.12x = 41,716.29 × 8,084.68
  4. Step 4: Simplify right side
    27,806.12x = 337,262,624.12
  5. Step 5: Solve for x
    x = 337,262,624.12/27,806.12
  6. Step 6: Final answer
    x = 12,129.08

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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.