Home / 27,105.22-40,665.19-11,305.02

Finding the Fourth Proportional to 27,105.22, 40,665.19 and 11,305.02

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Solution

The fourth proportional to 27,105.22, 40,665.19 and 11,305.02 is: 16,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.22 : 40,665.19 = 11,305.02 : x
  2. Step 2: Convert to fraction form
    27,105.22/40,665.19 = 11,305.02/x
  3. Step 3: Cross multiply
    27,105.22x = 40,665.19 × 11,305.02
  4. Step 4: Simplify right side
    27,105.22x = 459,720,786.25
  5. Step 5: Solve for x
    x = 459,720,786.25/27,105.22
  6. Step 6: Final answer
    x = 16,960.60

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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.