Home / 27,811.15-41,723.79-8,089.71

Finding the Fourth Proportional to 27,811.15, 41,723.79 and 8,089.71

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Solution

The fourth proportional to 27,811.15, 41,723.79 and 8,089.71 is: 12,136.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.15 : 41,723.79 = 8,089.71 : x
  2. Step 2: Convert to fraction form
    27,811.15/41,723.79 = 8,089.71/x
  3. Step 3: Cross multiply
    27,811.15x = 41,723.79 × 8,089.71
  4. Step 4: Simplify right side
    27,811.15x = 337,533,361.20
  5. Step 5: Solve for x
    x = 337,533,361.20/27,811.15
  6. Step 6: Final answer
    x = 12,136.62

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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.