Home / 27,388.06-41,088.24-8,669.21

Finding the Fourth Proportional to 27,388.06, 41,088.24 and 8,669.21

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Solution

The fourth proportional to 27,388.06, 41,088.24 and 8,669.21 is: 13,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.06 : 41,088.24 = 8,669.21 : x
  2. Step 2: Convert to fraction form
    27,388.06/41,088.24 = 8,669.21/x
  3. Step 3: Cross multiply
    27,388.06x = 41,088.24 × 8,669.21
  4. Step 4: Simplify right side
    27,388.06x = 356,202,375.65
  5. Step 5: Solve for x
    x = 356,202,375.65/27,388.06
  6. Step 6: Final answer
    x = 13,005.76

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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.