Home / 27,273.56-40,844.70-18,481.80

Finding the Fourth Proportional to 27,273.56, 40,844.70 and 18,481.80

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Solution

The fourth proportional to 27,273.56, 40,844.70 and 18,481.80 is: 27,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.56 : 40,844.70 = 18,481.80 : x
  2. Step 2: Convert to fraction form
    27,273.56/40,844.70 = 18,481.80/x
  3. Step 3: Cross multiply
    27,273.56x = 40,844.70 × 18,481.80
  4. Step 4: Simplify right side
    27,273.56x = 754,883,576.46
  5. Step 5: Solve for x
    x = 754,883,576.46/27,273.56
  6. Step 6: Final answer
    x = 27,678.22

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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.