Home / 33,618.97-46,392.32-18,511.03

Finding the Fourth Proportional to 33,618.97, 46,392.32 and 18,511.03

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Solution

The fourth proportional to 33,618.97, 46,392.32 and 18,511.03 is: 25,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.97 : 46,392.32 = 18,511.03 : x
  2. Step 2: Convert to fraction form
    33,618.97/46,392.32 = 18,511.03/x
  3. Step 3: Cross multiply
    33,618.97x = 46,392.32 × 18,511.03
  4. Step 4: Simplify right side
    33,618.97x = 858,769,302.77
  5. Step 5: Solve for x
    x = 858,769,302.77/33,618.97
  6. Step 6: Final answer
    x = 25,544.19

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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.