Home / 17,738.22-26,613.63-7,876.62

Finding the Fourth Proportional to 17,738.22, 26,613.63 and 7,876.62

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Solution

The fourth proportional to 17,738.22, 26,613.63 and 7,876.62 is: 11,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.22 : 26,613.63 = 7,876.62 : x
  2. Step 2: Convert to fraction form
    17,738.22/26,613.63 = 7,876.62/x
  3. Step 3: Cross multiply
    17,738.22x = 26,613.63 × 7,876.62
  4. Step 4: Simplify right side
    17,738.22x = 209,625,450.33
  5. Step 5: Solve for x
    x = 209,625,450.33/17,738.22
  6. Step 6: Final answer
    x = 11,817.73

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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.