Home / 37,134.56-51,245.76-20,367.68

Finding the Fourth Proportional to 37,134.56, 51,245.76 and 20,367.68

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Solution

The fourth proportional to 37,134.56, 51,245.76 and 20,367.68 is: 28,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.56 : 51,245.76 = 20,367.68 : x
  2. Step 2: Convert to fraction form
    37,134.56/51,245.76 = 20,367.68/x
  3. Step 3: Cross multiply
    37,134.56x = 51,245.76 × 20,367.68
  4. Step 4: Simplify right side
    37,134.56x = 1,043,757,241.04
  5. Step 5: Solve for x
    x = 1,043,757,241.04/37,134.56
  6. Step 6: Final answer
    x = 28,107.44

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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.