Home / 25,796.27-38,694.41-20,634.95

Finding the Fourth Proportional to 25,796.27, 38,694.41 and 20,634.95

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Solution

The fourth proportional to 25,796.27, 38,694.41 and 20,634.95 is: 30,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796.27 : 38,694.41 = 20,634.95 : x
  2. Step 2: Convert to fraction form
    25,796.27/38,694.41 = 20,634.95/x
  3. Step 3: Cross multiply
    25,796.27x = 38,694.41 × 20,634.95
  4. Step 4: Simplify right side
    25,796.27x = 798,457,215.63
  5. Step 5: Solve for x
    x = 798,457,215.63/25,796.27
  6. Step 6: Final answer
    x = 30,952.43

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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.