Home / 27,822.88-41,747.82-12,238.48

Finding the Fourth Proportional to 27,822.88, 41,747.82 and 12,238.48

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Solution

The fourth proportional to 27,822.88, 41,747.82 and 12,238.48 is: 18,363.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.88 : 41,747.82 = 12,238.48 : x
  2. Step 2: Convert to fraction form
    27,822.88/41,747.82 = 12,238.48/x
  3. Step 3: Cross multiply
    27,822.88x = 41,747.82 × 12,238.48
  4. Step 4: Simplify right side
    27,822.88x = 510,929,860.11
  5. Step 5: Solve for x
    x = 510,929,860.11/27,822.88
  6. Step 6: Final answer
    x = 18,363.66

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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.