Home / 27,755.18-41,632.54-11,971.36

Finding the Fourth Proportional to 27,755.18, 41,632.54 and 11,971.36

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Solution

The fourth proportional to 27,755.18, 41,632.54 and 11,971.36 is: 17,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755.18 : 41,632.54 = 11,971.36 : x
  2. Step 2: Convert to fraction form
    27,755.18/41,632.54 = 11,971.36/x
  3. Step 3: Cross multiply
    27,755.18x = 41,632.54 × 11,971.36
  4. Step 4: Simplify right side
    27,755.18x = 498,398,124.05
  5. Step 5: Solve for x
    x = 498,398,124.05/27,755.18
  6. Step 6: Final answer
    x = 17,956.94

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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.