Home / 33,229.36-45,855.84-18,325.36

Finding the Fourth Proportional to 33,229.36, 45,855.84 and 18,325.36

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Solution

The fourth proportional to 33,229.36, 45,855.84 and 18,325.36 is: 25,288.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,229.36 : 45,855.84 = 18,325.36 : x
  2. Step 2: Convert to fraction form
    33,229.36/45,855.84 = 18,325.36/x
  3. Step 3: Cross multiply
    33,229.36x = 45,855.84 × 18,325.36
  4. Step 4: Simplify right side
    33,229.36x = 840,324,776.10
  5. Step 5: Solve for x
    x = 840,324,776.10/33,229.36
  6. Step 6: Final answer
    x = 25,288.62

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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.