Home / 33,027.35-45,579.97-18,687.16

Finding the Fourth Proportional to 33,027.35, 45,579.97 and 18,687.16

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Solution

The fourth proportional to 33,027.35, 45,579.97 and 18,687.16 is: 25,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,027.35 : 45,579.97 = 18,687.16 : x
  2. Step 2: Convert to fraction form
    33,027.35/45,579.97 = 18,687.16/x
  3. Step 3: Cross multiply
    33,027.35x = 45,579.97 × 18,687.16
  4. Step 4: Simplify right side
    33,027.35x = 851,760,192.19
  5. Step 5: Solve for x
    x = 851,760,192.19/33,027.35
  6. Step 6: Final answer
    x = 25,789.54

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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.