Home / 27,819.07-41,728.60-6,758.98

Finding the Fourth Proportional to 27,819.07, 41,728.60 and 6,758.98

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Solution

The fourth proportional to 27,819.07, 41,728.60 and 6,758.98 is: 10,138.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,819.07 : 41,728.60 = 6,758.98 : x
  2. Step 2: Convert to fraction form
    27,819.07/41,728.60 = 6,758.98/x
  3. Step 3: Cross multiply
    27,819.07x = 41,728.60 × 6,758.98
  4. Step 4: Simplify right side
    27,819.07x = 282,042,772.83
  5. Step 5: Solve for x
    x = 282,042,772.83/27,819.07
  6. Step 6: Final answer
    x = 10,138.47

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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.