Home / 15,794.22-23,682.30-12,679.97

Finding the Fourth Proportional to 15,794.22, 23,682.30 and 12,679.97

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Solution

The fourth proportional to 15,794.22, 23,682.30 and 12,679.97 is: 19,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,794.22 : 23,682.30 = 12,679.97 : x
  2. Step 2: Convert to fraction form
    15,794.22/23,682.30 = 12,679.97/x
  3. Step 3: Cross multiply
    15,794.22x = 23,682.30 × 12,679.97
  4. Step 4: Simplify right side
    15,794.22x = 300,290,853.53
  5. Step 5: Solve for x
    x = 300,290,853.53/15,794.22
  6. Step 6: Final answer
    x = 19,012.71

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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.