Home / 18,468.63-27,704.88-5,988.15

Finding the Fourth Proportional to 18,468.63, 27,704.88 and 5,988.15

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Solution

The fourth proportional to 18,468.63, 27,704.88 and 5,988.15 is: 8,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.63 : 27,704.88 = 5,988.15 : x
  2. Step 2: Convert to fraction form
    18,468.63/27,704.88 = 5,988.15/x
  3. Step 3: Cross multiply
    18,468.63x = 27,704.88 × 5,988.15
  4. Step 4: Simplify right side
    18,468.63x = 165,900,977.17
  5. Step 5: Solve for x
    x = 165,900,977.17/18,468.63
  6. Step 6: Final answer
    x = 8,982.85

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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.