Home / 11,726.62-17,589.86-8,019.66

Finding the Fourth Proportional to 11,726.62, 17,589.86 and 8,019.66

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Solution

The fourth proportional to 11,726.62, 17,589.86 and 8,019.66 is: 12,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.62 : 17,589.86 = 8,019.66 : x
  2. Step 2: Convert to fraction form
    11,726.62/17,589.86 = 8,019.66/x
  3. Step 3: Cross multiply
    11,726.62x = 17,589.86 × 8,019.66
  4. Step 4: Simplify right side
    11,726.62x = 141,064,696.65
  5. Step 5: Solve for x
    x = 141,064,696.65/11,726.62
  6. Step 6: Final answer
    x = 12,029.44

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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.