Home / 27,811.56-41,717.01-6,751.80

Finding the Fourth Proportional to 27,811.56, 41,717.01 and 6,751.80

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Solution

The fourth proportional to 27,811.56, 41,717.01 and 6,751.80 is: 10,127.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.56 : 41,717.01 = 6,751.80 : x
  2. Step 2: Convert to fraction form
    27,811.56/41,717.01 = 6,751.80/x
  3. Step 3: Cross multiply
    27,811.56x = 41,717.01 × 6,751.80
  4. Step 4: Simplify right side
    27,811.56x = 281,664,908.12
  5. Step 5: Solve for x
    x = 281,664,908.12/27,811.56
  6. Step 6: Final answer
    x = 10,127.62

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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.