Home / 27,811.76-41,722.19-9,086.36

Finding the Fourth Proportional to 27,811.76, 41,722.19 and 9,086.36

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Solution

The fourth proportional to 27,811.76, 41,722.19 and 9,086.36 is: 13,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.76 : 41,722.19 = 9,086.36 : x
  2. Step 2: Convert to fraction form
    27,811.76/41,722.19 = 9,086.36/x
  3. Step 3: Cross multiply
    27,811.76x = 41,722.19 × 9,086.36
  4. Step 4: Simplify right side
    27,811.76x = 379,102,965.35
  5. Step 5: Solve for x
    x = 379,102,965.35/27,811.76
  6. Step 6: Final answer
    x = 13,631.03

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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.