Home / 27,028.62-40,542.93-12,237.21

Finding the Fourth Proportional to 27,028.62, 40,542.93 and 12,237.21

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Solution

The fourth proportional to 27,028.62, 40,542.93 and 12,237.21 is: 18,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,028.62 : 40,542.93 = 12,237.21 : x
  2. Step 2: Convert to fraction form
    27,028.62/40,542.93 = 12,237.21/x
  3. Step 3: Cross multiply
    27,028.62x = 40,542.93 × 12,237.21
  4. Step 4: Simplify right side
    27,028.62x = 496,132,348.43
  5. Step 5: Solve for x
    x = 496,132,348.43/27,028.62
  6. Step 6: Final answer
    x = 18,355.82

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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.