Home / 36,961.92-51,007.36-20,194.88

Finding the Fourth Proportional to 36,961.92, 51,007.36 and 20,194.88

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Solution

The fourth proportional to 36,961.92, 51,007.36 and 20,194.88 is: 27,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.92 : 51,007.36 = 20,194.88 : x
  2. Step 2: Convert to fraction form
    36,961.92/51,007.36 = 20,194.88/x
  3. Step 3: Cross multiply
    36,961.92x = 51,007.36 × 20,194.88
  4. Step 4: Simplify right side
    36,961.92x = 1,030,087,514.32
  5. Step 5: Solve for x
    x = 1,030,087,514.32/36,961.92
  6. Step 6: Final answer
    x = 27,868.89

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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.