Home / 27,634.14-41,418.74-12,811.86

Finding the Fourth Proportional to 27,634.14, 41,418.74 and 12,811.86

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Solution

The fourth proportional to 27,634.14, 41,418.74 and 12,811.86 is: 19,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.14 : 41,418.74 = 12,811.86 : x
  2. Step 2: Convert to fraction form
    27,634.14/41,418.74 = 12,811.86/x
  3. Step 3: Cross multiply
    27,634.14x = 41,418.74 × 12,811.86
  4. Step 4: Simplify right side
    27,634.14x = 530,651,098.26
  5. Step 5: Solve for x
    x = 530,651,098.26/27,634.14
  6. Step 6: Final answer
    x = 19,202.74

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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.