Home / 18,072.63-27,104.76-4,922.37

Finding the Fourth Proportional to 18,072.63, 27,104.76 and 4,922.37

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Solution

The fourth proportional to 18,072.63, 27,104.76 and 4,922.37 is: 7,382.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.63 : 27,104.76 = 4,922.37 : x
  2. Step 2: Convert to fraction form
    18,072.63/27,104.76 = 4,922.37/x
  3. Step 3: Cross multiply
    18,072.63x = 27,104.76 × 4,922.37
  4. Step 4: Simplify right side
    18,072.63x = 133,419,657.48
  5. Step 5: Solve for x
    x = 133,419,657.48/18,072.63
  6. Step 6: Final answer
    x = 7,382.42

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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.