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Finding the Fourth Proportional to 17,022.96, 25,536.36 and 8,251.68

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Solution

The fourth proportional to 17,022.96, 25,536.36 and 8,251.68 is: 12,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.96 : 25,536.36 = 8,251.68 : x
  2. Step 2: Convert to fraction form
    17,022.96/25,536.36 = 8,251.68/x
  3. Step 3: Cross multiply
    17,022.96x = 25,536.36 × 8,251.68
  4. Step 4: Simplify right side
    17,022.96x = 210,717,871.08
  5. Step 5: Solve for x
    x = 210,717,871.08/17,022.96
  6. Step 6: Final answer
    x = 12,378.45

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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.