Home / 27,387-41,085.90-8,669.82

Finding the Fourth Proportional to 27,387, 41,085.90 and 8,669.82

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Solution

The fourth proportional to 27,387, 41,085.90 and 8,669.82 is: 13,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387 : 41,085.90 = 8,669.82 : x
  2. Step 2: Convert to fraction form
    27,387/41,085.90 = 8,669.82/x
  3. Step 3: Cross multiply
    27,387x = 41,085.90 × 8,669.82
  4. Step 4: Simplify right side
    27,387x = 356,207,357.54
  5. Step 5: Solve for x
    x = 356,207,357.54/27,387
  6. Step 6: Final answer
    x = 13,006.44

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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.