Home / 33,431.22-46,135.92-18,324.54

Finding the Fourth Proportional to 33,431.22, 46,135.92 and 18,324.54

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Solution

The fourth proportional to 33,431.22, 46,135.92 and 18,324.54 is: 25,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.22 : 46,135.92 = 18,324.54 : x
  2. Step 2: Convert to fraction form
    33,431.22/46,135.92 = 18,324.54/x
  3. Step 3: Cross multiply
    33,431.22x = 46,135.92 × 18,324.54
  4. Step 4: Simplify right side
    33,431.22x = 845,419,511.48
  5. Step 5: Solve for x
    x = 845,419,511.48/33,431.22
  6. Step 6: Final answer
    x = 25,288.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.