Home / 18,214.78-27,325.80-5,737.95

Finding the Fourth Proportional to 18,214.78, 27,325.80 and 5,737.95

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Solution

The fourth proportional to 18,214.78, 27,325.80 and 5,737.95 is: 8,608.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.78 : 27,325.80 = 5,737.95 : x
  2. Step 2: Convert to fraction form
    18,214.78/27,325.80 = 5,737.95/x
  3. Step 3: Cross multiply
    18,214.78x = 27,325.80 × 5,737.95
  4. Step 4: Simplify right side
    18,214.78x = 156,794,074.11
  5. Step 5: Solve for x
    x = 156,794,074.11/18,214.78
  6. Step 6: Final answer
    x = 8,608.07

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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.