Home / 33,893.90-46,776.38-18,791.30

Finding the Fourth Proportional to 33,893.90, 46,776.38 and 18,791.30

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Solution

The fourth proportional to 33,893.90, 46,776.38 and 18,791.30 is: 25,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,893.90 : 46,776.38 = 18,791.30 : x
  2. Step 2: Convert to fraction form
    33,893.90/46,776.38 = 18,791.30/x
  3. Step 3: Cross multiply
    33,893.90x = 46,776.38 × 18,791.30
  4. Step 4: Simplify right side
    33,893.90x = 878,989,153.41
  5. Step 5: Solve for x
    x = 878,989,153.41/33,893.90
  6. Step 6: Final answer
    x = 25,933.55

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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.