Home / 37,951.28-52,375.64-20,958.76

Finding the Fourth Proportional to 37,951.28, 52,375.64 and 20,958.76

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Solution

The fourth proportional to 37,951.28, 52,375.64 and 20,958.76 is: 28,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,951.28 : 52,375.64 = 20,958.76 : x
  2. Step 2: Convert to fraction form
    37,951.28/52,375.64 = 20,958.76/x
  3. Step 3: Cross multiply
    37,951.28x = 52,375.64 × 20,958.76
  4. Step 4: Simplify right side
    37,951.28x = 1,097,728,468.61
  5. Step 5: Solve for x
    x = 1,097,728,468.61/37,951.28
  6. Step 6: Final answer
    x = 28,924.68

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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.