Home / 33,174.78-45,781.56-19,028.94

Finding the Fourth Proportional to 33,174.78, 45,781.56 and 19,028.94

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Solution

The fourth proportional to 33,174.78, 45,781.56 and 19,028.94 is: 26,260.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,174.78 : 45,781.56 = 19,028.94 : x
  2. Step 2: Convert to fraction form
    33,174.78/45,781.56 = 19,028.94/x
  3. Step 3: Cross multiply
    33,174.78x = 45,781.56 × 19,028.94
  4. Step 4: Simplify right side
    33,174.78x = 871,174,558.35
  5. Step 5: Solve for x
    x = 871,174,558.35/33,174.78
  6. Step 6: Final answer
    x = 26,260.15

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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.