Home / 18,540.20-27,797.93-9,633.64

Finding the Fourth Proportional to 18,540.20, 27,797.93 and 9,633.64

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Solution

The fourth proportional to 18,540.20, 27,797.93 and 9,633.64 is: 14,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.20 : 27,797.93 = 9,633.64 : x
  2. Step 2: Convert to fraction form
    18,540.20/27,797.93 = 9,633.64/x
  3. Step 3: Cross multiply
    18,540.20x = 27,797.93 × 9,633.64
  4. Step 4: Simplify right side
    18,540.20x = 267,795,111.38
  5. Step 5: Solve for x
    x = 267,795,111.38/18,540.20
  6. Step 6: Final answer
    x = 14,444.03

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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.