Home / 27,811.96-41,714.70-11,171.32

Finding the Fourth Proportional to 27,811.96, 41,714.70 and 11,171.32

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Solution

The fourth proportional to 27,811.96, 41,714.70 and 11,171.32 is: 16,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.96 : 41,714.70 = 11,171.32 : x
  2. Step 2: Convert to fraction form
    27,811.96/41,714.70 = 11,171.32/x
  3. Step 3: Cross multiply
    27,811.96x = 41,714.70 × 11,171.32
  4. Step 4: Simplify right side
    27,811.96x = 466,008,262.40
  5. Step 5: Solve for x
    x = 466,008,262.40/27,811.96
  6. Step 6: Final answer
    x = 16,755.68

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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.