Home / 33,236.94-45,863.79-18,331.98

Finding the Fourth Proportional to 33,236.94, 45,863.79 and 18,331.98

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Solution

The fourth proportional to 33,236.94, 45,863.79 and 18,331.98 is: 25,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,236.94 : 45,863.79 = 18,331.98 : x
  2. Step 2: Convert to fraction form
    33,236.94/45,863.79 = 18,331.98/x
  3. Step 3: Cross multiply
    33,236.94x = 45,863.79 × 18,331.98
  4. Step 4: Simplify right side
    33,236.94x = 840,774,081.00
  5. Step 5: Solve for x
    x = 840,774,081.00/33,236.94
  6. Step 6: Final answer
    x = 25,296.37

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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.