Home / 33,178.23-45,791.87-19,757.25

Finding the Fourth Proportional to 33,178.23, 45,791.87 and 19,757.25

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Solution

The fourth proportional to 33,178.23, 45,791.87 and 19,757.25 is: 27,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,178.23 : 45,791.87 = 19,757.25 : x
  2. Step 2: Convert to fraction form
    33,178.23/45,791.87 = 19,757.25/x
  3. Step 3: Cross multiply
    33,178.23x = 45,791.87 × 19,757.25
  4. Step 4: Simplify right side
    33,178.23x = 904,721,324.77
  5. Step 5: Solve for x
    x = 904,721,324.77/33,178.23
  6. Step 6: Final answer
    x = 27,268.52

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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.