Home / 33,338.82-46,007.19-18,231.51

Finding the Fourth Proportional to 33,338.82, 46,007.19 and 18,231.51

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Solution

The fourth proportional to 33,338.82, 46,007.19 and 18,231.51 is: 25,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.82 : 46,007.19 = 18,231.51 : x
  2. Step 2: Convert to fraction form
    33,338.82/46,007.19 = 18,231.51/x
  3. Step 3: Cross multiply
    33,338.82x = 46,007.19 × 18,231.51
  4. Step 4: Simplify right side
    33,338.82x = 838,780,544.56
  5. Step 5: Solve for x
    x = 838,780,544.56/33,338.82
  6. Step 6: Final answer
    x = 25,159.28

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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.