Home / 33,888.28-46,766.09-18,781.19

Finding the Fourth Proportional to 33,888.28, 46,766.09 and 18,781.19

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Solution

The fourth proportional to 33,888.28, 46,766.09 and 18,781.19 is: 25,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,888.28 : 46,766.09 = 18,781.19 : x
  2. Step 2: Convert to fraction form
    33,888.28/46,766.09 = 18,781.19/x
  3. Step 3: Cross multiply
    33,888.28x = 46,766.09 × 18,781.19
  4. Step 4: Simplify right side
    33,888.28x = 878,322,821.85
  5. Step 5: Solve for x
    x = 878,322,821.85/33,888.28
  6. Step 6: Final answer
    x = 25,918.19

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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.