Home / 27,399.33-41,088.87-13,355.28

Finding the Fourth Proportional to 27,399.33, 41,088.87 and 13,355.28

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Solution

The fourth proportional to 27,399.33, 41,088.87 and 13,355.28 is: 20,027.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.33 : 41,088.87 = 13,355.28 : x
  2. Step 2: Convert to fraction form
    27,399.33/41,088.87 = 13,355.28/x
  3. Step 3: Cross multiply
    27,399.33x = 41,088.87 × 13,355.28
  4. Step 4: Simplify right side
    27,399.33x = 548,753,363.73
  5. Step 5: Solve for x
    x = 548,753,363.73/27,399.33
  6. Step 6: Final answer
    x = 20,027.98

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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.