Home / 33,431.03-46,134.66-18,324.33

Finding the Fourth Proportional to 33,431.03, 46,134.66 and 18,324.33

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Solution

The fourth proportional to 33,431.03, 46,134.66 and 18,324.33 is: 25,287.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.03 : 46,134.66 = 18,324.33 : x
  2. Step 2: Convert to fraction form
    33,431.03/46,134.66 = 18,324.33/x
  3. Step 3: Cross multiply
    33,431.03x = 46,134.66 × 18,324.33
  4. Step 4: Simplify right side
    33,431.03x = 845,386,734.28
  5. Step 5: Solve for x
    x = 845,386,734.28/33,431.03
  6. Step 6: Final answer
    x = 25,287.49

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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.