Home / 27,388.11-41,081.90-8,668.17

Finding the Fourth Proportional to 27,388.11, 41,081.90 and 8,668.17

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Solution

The fourth proportional to 27,388.11, 41,081.90 and 8,668.17 is: 13,002.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.11 : 41,081.90 = 8,668.17 : x
  2. Step 2: Convert to fraction form
    27,388.11/41,081.90 = 8,668.17/x
  3. Step 3: Cross multiply
    27,388.11x = 41,081.90 × 8,668.17
  4. Step 4: Simplify right side
    27,388.11x = 356,104,893.12
  5. Step 5: Solve for x
    x = 356,104,893.12/27,388.11
  6. Step 6: Final answer
    x = 13,002.17

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1.5x scale

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.