Home / 27,626.25-41,439.08-11,817.88

Finding the Fourth Proportional to 27,626.25, 41,439.08 and 11,817.88

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Solution

The fourth proportional to 27,626.25, 41,439.08 and 11,817.88 is: 17,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,626.25 : 41,439.08 = 11,817.88 : x
  2. Step 2: Convert to fraction form
    27,626.25/41,439.08 = 11,817.88/x
  3. Step 3: Cross multiply
    27,626.25x = 41,439.08 × 11,817.88
  4. Step 4: Simplify right side
    27,626.25x = 489,722,015.66
  5. Step 5: Solve for x
    x = 489,722,015.66/27,626.25
  6. Step 6: Final answer
    x = 17,726.69

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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.