Home / 33,172.56-45,781.32-19,027.92

Finding the Fourth Proportional to 33,172.56, 45,781.32 and 19,027.92

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Solution

The fourth proportional to 33,172.56, 45,781.32 and 19,027.92 is: 26,260.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,172.56 : 45,781.32 = 19,027.92 : x
  2. Step 2: Convert to fraction form
    33,172.56/45,781.32 = 19,027.92/x
  3. Step 3: Cross multiply
    33,172.56x = 45,781.32 × 19,027.92
  4. Step 4: Simplify right side
    33,172.56x = 871,123,294.45
  5. Step 5: Solve for x
    x = 871,123,294.45/33,172.56
  6. Step 6: Final answer
    x = 26,260.36

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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.