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Finding the Fourth Proportional to 33,165.73, 45,769.03 and 19,015.84

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Solution

The fourth proportional to 33,165.73, 45,769.03 and 19,015.84 is: 26,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.73 : 45,769.03 = 19,015.84 : x
  2. Step 2: Convert to fraction form
    33,165.73/45,769.03 = 19,015.84/x
  3. Step 3: Cross multiply
    33,165.73x = 45,769.03 × 19,015.84
  4. Step 4: Simplify right side
    33,165.73x = 870,336,456.36
  5. Step 5: Solve for x
    x = 870,336,456.36/33,165.73
  6. Step 6: Final answer
    x = 26,242.04

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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.