Home / 27,876.72-41,826.81-17,355.54

Finding the Fourth Proportional to 27,876.72, 41,826.81 and 17,355.54

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Solution

The fourth proportional to 27,876.72, 41,826.81 and 17,355.54 is: 26,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,876.72 : 41,826.81 = 17,355.54 : x
  2. Step 2: Convert to fraction form
    27,876.72/41,826.81 = 17,355.54/x
  3. Step 3: Cross multiply
    27,876.72x = 41,826.81 × 17,355.54
  4. Step 4: Simplify right side
    27,876.72x = 725,926,874.03
  5. Step 5: Solve for x
    x = 725,926,874.03/27,876.72
  6. Step 6: Final answer
    x = 26,040.61

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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.