Home / 27,387.75-41,081.76-6,611.25

Finding the Fourth Proportional to 27,387.75, 41,081.76 and 6,611.25

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Solution

The fourth proportional to 27,387.75, 41,081.76 and 6,611.25 is: 9,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387.75 : 41,081.76 = 6,611.25 : x
  2. Step 2: Convert to fraction form
    27,387.75/41,081.76 = 6,611.25/x
  3. Step 3: Cross multiply
    27,387.75x = 41,081.76 × 6,611.25
  4. Step 4: Simplify right side
    27,387.75x = 271,601,785.80
  5. Step 5: Solve for x
    x = 271,601,785.80/27,387.75
  6. Step 6: Final answer
    x = 9,916.91

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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.