Home / 17,511.82-26,255.43-8,141.92

Finding the Fourth Proportional to 17,511.82, 26,255.43 and 8,141.92

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Solution

The fourth proportional to 17,511.82, 26,255.43 and 8,141.92 is: 12,207.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.82 : 26,255.43 = 8,141.92 : x
  2. Step 2: Convert to fraction form
    17,511.82/26,255.43 = 8,141.92/x
  3. Step 3: Cross multiply
    17,511.82x = 26,255.43 × 8,141.92
  4. Step 4: Simplify right side
    17,511.82x = 213,769,610.63
  5. Step 5: Solve for x
    x = 213,769,610.63/17,511.82
  6. Step 6: Final answer
    x = 12,207.16

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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.