Home / 33,286.88-45,996.72-31,667.04

Finding the Fourth Proportional to 33,286.88, 45,996.72 and 31,667.04

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Solution

The fourth proportional to 33,286.88, 45,996.72 and 31,667.04 is: 43,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.88 : 45,996.72 = 31,667.04 : x
  2. Step 2: Convert to fraction form
    33,286.88/45,996.72 = 31,667.04/x
  3. Step 3: Cross multiply
    33,286.88x = 45,996.72 × 31,667.04
  4. Step 4: Simplify right side
    33,286.88x = 1,456,579,972.11
  5. Step 5: Solve for x
    x = 1,456,579,972.11/33,286.88
  6. Step 6: Final answer
    x = 43,758.38

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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.