Home / 40,634.28-60,936.26-13,972.73

Finding the Fourth Proportional to 40,634.28, 60,936.26 and 13,972.73

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Solution

The fourth proportional to 40,634.28, 60,936.26 and 13,972.73 is: 20,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,634.28 : 60,936.26 = 13,972.73 : x
  2. Step 2: Convert to fraction form
    40,634.28/60,936.26 = 13,972.73/x
  3. Step 3: Cross multiply
    40,634.28x = 60,936.26 × 13,972.73
  4. Step 4: Simplify right side
    40,634.28x = 851,445,679.68
  5. Step 5: Solve for x
    x = 851,445,679.68/40,634.28
  6. Step 6: Final answer
    x = 20,953.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.