Home / 18,537.04-27,786.12-8,668

Finding the Fourth Proportional to 18,537.04, 27,786.12 and 8,668

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Solution

The fourth proportional to 18,537.04, 27,786.12 and 8,668 is: 12,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.04 : 27,786.12 = 8,668 : x
  2. Step 2: Convert to fraction form
    18,537.04/27,786.12 = 8,668/x
  3. Step 3: Cross multiply
    18,537.04x = 27,786.12 × 8,668
  4. Step 4: Simplify right side
    18,537.04x = 240,850,088.16
  5. Step 5: Solve for x
    x = 240,850,088.16/18,537.04
  6. Step 6: Final answer
    x = 12,992.91

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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.