Home / 27,605.30-41,401.26-12,799.94

Finding the Fourth Proportional to 27,605.30, 41,401.26 and 12,799.94

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Solution

The fourth proportional to 27,605.30, 41,401.26 and 12,799.94 is: 19,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.30 : 41,401.26 = 12,799.94 : x
  2. Step 2: Convert to fraction form
    27,605.30/41,401.26 = 12,799.94/x
  3. Step 3: Cross multiply
    27,605.30x = 41,401.26 × 12,799.94
  4. Step 4: Simplify right side
    27,605.30x = 529,933,436.92
  5. Step 5: Solve for x
    x = 529,933,436.92/27,605.30
  6. Step 6: Final answer
    x = 19,196.80

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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.