Home / 27,617.21-41,425.80-7,895.75

Finding the Fourth Proportional to 27,617.21, 41,425.80 and 7,895.75

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Solution

The fourth proportional to 27,617.21, 41,425.80 and 7,895.75 is: 11,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,617.21 : 41,425.80 = 7,895.75 : x
  2. Step 2: Convert to fraction form
    27,617.21/41,425.80 = 7,895.75/x
  3. Step 3: Cross multiply
    27,617.21x = 41,425.80 × 7,895.75
  4. Step 4: Simplify right side
    27,617.21x = 327,087,760.35
  5. Step 5: Solve for x
    x = 327,087,760.35/27,617.21
  6. Step 6: Final answer
    x = 11,843.62

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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.