Home / 18,540.82-25,573.48-11,463.04

Finding the Fourth Proportional to 18,540.82, 25,573.48 and 11,463.04

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Solution

The fourth proportional to 18,540.82, 25,573.48 and 11,463.04 is: 15,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.82 : 25,573.48 = 11,463.04 : x
  2. Step 2: Convert to fraction form
    18,540.82/25,573.48 = 11,463.04/x
  3. Step 3: Cross multiply
    18,540.82x = 25,573.48 × 11,463.04
  4. Step 4: Simplify right side
    18,540.82x = 293,149,824.18
  5. Step 5: Solve for x
    x = 293,149,824.18/18,540.82
  6. Step 6: Final answer
    x = 15,811.05

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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.