Home / 27,399.83-41,089.62-13,355.78

Finding the Fourth Proportional to 27,399.83, 41,089.62 and 13,355.78

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Solution

The fourth proportional to 27,399.83, 41,089.62 and 13,355.78 is: 20,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.83 : 41,089.62 = 13,355.78 : x
  2. Step 2: Convert to fraction form
    27,399.83/41,089.62 = 13,355.78/x
  3. Step 3: Cross multiply
    27,399.83x = 41,089.62 × 13,355.78
  4. Step 4: Simplify right side
    27,399.83x = 548,783,925.00
  5. Step 5: Solve for x
    x = 548,783,925.00/27,399.83
  6. Step 6: Final answer
    x = 20,028.73

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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.