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Finding the Fourth Proportional to 17,882.08, 26,803.68 and 7,481.68

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Solution

The fourth proportional to 17,882.08, 26,803.68 and 7,481.68 is: 11,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,882.08 : 26,803.68 = 7,481.68 : x
  2. Step 2: Convert to fraction form
    17,882.08/26,803.68 = 7,481.68/x
  3. Step 3: Cross multiply
    17,882.08x = 26,803.68 × 7,481.68
  4. Step 4: Simplify right side
    17,882.08x = 200,536,556.58
  5. Step 5: Solve for x
    x = 200,536,556.58/17,882.08
  6. Step 6: Final answer
    x = 11,214.39

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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.