Home / 18,217.87-27,324.21-5,737.57

Finding the Fourth Proportional to 18,217.87, 27,324.21 and 5,737.57

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Solution

The fourth proportional to 18,217.87, 27,324.21 and 5,737.57 is: 8,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.87 : 27,324.21 = 5,737.57 : x
  2. Step 2: Convert to fraction form
    18,217.87/27,324.21 = 5,737.57/x
  3. Step 3: Cross multiply
    18,217.87x = 27,324.21 × 5,737.57
  4. Step 4: Simplify right side
    18,217.87x = 156,774,567.57
  5. Step 5: Solve for x
    x = 156,774,567.57/18,217.87
  6. Step 6: Final answer
    x = 8,605.54

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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.