Home / 36,198.34-49,958.30-21,091.70

Finding the Fourth Proportional to 36,198.34, 49,958.30 and 21,091.70

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Solution

The fourth proportional to 36,198.34, 49,958.30 and 21,091.70 is: 29,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,198.34 : 49,958.30 = 21,091.70 : x
  2. Step 2: Convert to fraction form
    36,198.34/49,958.30 = 21,091.70/x
  3. Step 3: Cross multiply
    36,198.34x = 49,958.30 × 21,091.70
  4. Step 4: Simplify right side
    36,198.34x = 1,053,705,476.11
  5. Step 5: Solve for x
    x = 1,053,705,476.11/36,198.34
  6. Step 6: Final answer
    x = 29,109.22

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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.