Home / 33,886.06-46,761.49-18,778.33

Finding the Fourth Proportional to 33,886.06, 46,761.49 and 18,778.33

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Solution

The fourth proportional to 33,886.06, 46,761.49 and 18,778.33 is: 25,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,886.06 : 46,761.49 = 18,778.33 : x
  2. Step 2: Convert to fraction form
    33,886.06/46,761.49 = 18,778.33/x
  3. Step 3: Cross multiply
    33,886.06x = 46,761.49 × 18,778.33
  4. Step 4: Simplify right side
    33,886.06x = 878,102,690.51
  5. Step 5: Solve for x
    x = 878,102,690.51/33,886.06
  6. Step 6: Final answer
    x = 25,913.39

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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.