Home / 27,894.56-41,789.09-21,623.85

Finding the Fourth Proportional to 27,894.56, 41,789.09 and 21,623.85

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Solution

The fourth proportional to 27,894.56, 41,789.09 and 21,623.85 is: 32,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,894.56 : 41,789.09 = 21,623.85 : x
  2. Step 2: Convert to fraction form
    27,894.56/41,789.09 = 21,623.85/x
  3. Step 3: Cross multiply
    27,894.56x = 41,789.09 × 21,623.85
  4. Step 4: Simplify right side
    27,894.56x = 903,641,013.80
  5. Step 5: Solve for x
    x = 903,641,013.80/27,894.56
  6. Step 6: Final answer
    x = 32,394.88

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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.