Home / 27,942.71-41,914.05-7,166.21

Finding the Fourth Proportional to 27,942.71, 41,914.05 and 7,166.21

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Solution

The fourth proportional to 27,942.71, 41,914.05 and 7,166.21 is: 10,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.71 : 41,914.05 = 7,166.21 : x
  2. Step 2: Convert to fraction form
    27,942.71/41,914.05 = 7,166.21/x
  3. Step 3: Cross multiply
    27,942.71x = 41,914.05 × 7,166.21
  4. Step 4: Simplify right side
    27,942.71x = 300,364,674.68
  5. Step 5: Solve for x
    x = 300,364,674.68/27,942.71
  6. Step 6: Final answer
    x = 10,749.31

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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.