Home / 33,134.38-45,725.44-18,230.38

Finding the Fourth Proportional to 33,134.38, 45,725.44 and 18,230.38

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Solution

The fourth proportional to 33,134.38, 45,725.44 and 18,230.38 is: 25,157.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134.38 : 45,725.44 = 18,230.38 : x
  2. Step 2: Convert to fraction form
    33,134.38/45,725.44 = 18,230.38/x
  3. Step 3: Cross multiply
    33,134.38x = 45,725.44 × 18,230.38
  4. Step 4: Simplify right side
    33,134.38x = 833,592,146.87
  5. Step 5: Solve for x
    x = 833,592,146.87/33,134.38
  6. Step 6: Final answer
    x = 25,157.92

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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.