Home / 54,896.44-82,356.30-21,163.33

Finding the Fourth Proportional to 54,896.44, 82,356.30 and 21,163.33

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Solution

The fourth proportional to 54,896.44, 82,356.30 and 21,163.33 is: 31,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,896.44 : 82,356.30 = 21,163.33 : x
  2. Step 2: Convert to fraction form
    54,896.44/82,356.30 = 21,163.33/x
  3. Step 3: Cross multiply
    54,896.44x = 82,356.30 × 21,163.33
  4. Step 4: Simplify right side
    54,896.44x = 1,742,933,554.48
  5. Step 5: Solve for x
    x = 1,742,933,554.48/54,896.44
  6. Step 6: Final answer
    x = 31,749.48

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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.