Home / 27,580.35-41,361.24-8,855.79

Finding the Fourth Proportional to 27,580.35, 41,361.24 and 8,855.79

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Solution

The fourth proportional to 27,580.35, 41,361.24 and 8,855.79 is: 13,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,580.35 : 41,361.24 = 8,855.79 : x
  2. Step 2: Convert to fraction form
    27,580.35/41,361.24 = 8,855.79/x
  3. Step 3: Cross multiply
    27,580.35x = 41,361.24 × 8,855.79
  4. Step 4: Simplify right side
    27,580.35x = 366,286,455.58
  5. Step 5: Solve for x
    x = 366,286,455.58/27,580.35
  6. Step 6: Final answer
    x = 13,280.70

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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.