Home / 36,789.28-50,770.88-21,682.58

Finding the Fourth Proportional to 36,789.28, 50,770.88 and 21,682.58

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Solution

The fourth proportional to 36,789.28, 50,770.88 and 21,682.58 is: 29,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,789.28 : 50,770.88 = 21,682.58 : x
  2. Step 2: Convert to fraction form
    36,789.28/50,770.88 = 21,682.58/x
  3. Step 3: Cross multiply
    36,789.28x = 50,770.88 × 21,682.58
  4. Step 4: Simplify right side
    36,789.28x = 1,100,843,305.00
  5. Step 5: Solve for x
    x = 1,100,843,305.00/36,789.28
  6. Step 6: Final answer
    x = 29,922.94

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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.