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Finding the Fourth Proportional to 17,027.66, 25,556.94 and 8,713.42

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Solution

The fourth proportional to 17,027.66, 25,556.94 and 8,713.42 is: 13,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.66 : 25,556.94 = 8,713.42 : x
  2. Step 2: Convert to fraction form
    17,027.66/25,556.94 = 8,713.42/x
  3. Step 3: Cross multiply
    17,027.66x = 25,556.94 × 8,713.42
  4. Step 4: Simplify right side
    17,027.66x = 222,688,352.13
  5. Step 5: Solve for x
    x = 222,688,352.13/17,027.66
  6. Step 6: Final answer
    x = 13,078.04

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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.