Home / 27,784.33-41,706.11-11,997.07

Finding the Fourth Proportional to 27,784.33, 41,706.11 and 11,997.07

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Solution

The fourth proportional to 27,784.33, 41,706.11 and 11,997.07 is: 18,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784.33 : 41,706.11 = 11,997.07 : x
  2. Step 2: Convert to fraction form
    27,784.33/41,706.11 = 11,997.07/x
  3. Step 3: Cross multiply
    27,784.33x = 41,706.11 × 11,997.07
  4. Step 4: Simplify right side
    27,784.33x = 500,351,121.10
  5. Step 5: Solve for x
    x = 500,351,121.10/27,784.33
  6. Step 6: Final answer
    x = 18,008.39

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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.