Home / 33,270.28-45,912.30-18,163.24

Finding the Fourth Proportional to 33,270.28, 45,912.30 and 18,163.24

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Solution

The fourth proportional to 33,270.28, 45,912.30 and 18,163.24 is: 25,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,270.28 : 45,912.30 = 18,163.24 : x
  2. Step 2: Convert to fraction form
    33,270.28/45,912.30 = 18,163.24/x
  3. Step 3: Cross multiply
    33,270.28x = 45,912.30 × 18,163.24
  4. Step 4: Simplify right side
    33,270.28x = 833,916,123.85
  5. Step 5: Solve for x
    x = 833,916,123.85/33,270.28
  6. Step 6: Final answer
    x = 25,064.90

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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.