Home / 33,312.38-45,997.56-20,584.04

Finding the Fourth Proportional to 33,312.38, 45,997.56 and 20,584.04

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Solution

The fourth proportional to 33,312.38, 45,997.56 and 20,584.04 is: 28,422.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.38 : 45,997.56 = 20,584.04 : x
  2. Step 2: Convert to fraction form
    33,312.38/45,997.56 = 20,584.04/x
  3. Step 3: Cross multiply
    33,312.38x = 45,997.56 × 20,584.04
  4. Step 4: Simplify right side
    33,312.38x = 946,815,614.94
  5. Step 5: Solve for x
    x = 946,815,614.94/33,312.38
  6. Step 6: Final answer
    x = 28,422.33

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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.