Home / 17,511.62-26,255.82-9,181.58

Finding the Fourth Proportional to 17,511.62, 26,255.82 and 9,181.58

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Solution

The fourth proportional to 17,511.62, 26,255.82 and 9,181.58 is: 13,766.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.62 : 26,255.82 = 9,181.58 : x
  2. Step 2: Convert to fraction form
    17,511.62/26,255.82 = 9,181.58/x
  3. Step 3: Cross multiply
    17,511.62x = 26,255.82 × 9,181.58
  4. Step 4: Simplify right side
    17,511.62x = 241,069,911.80
  5. Step 5: Solve for x
    x = 241,069,911.80/17,511.62
  6. Step 6: Final answer
    x = 13,766.28

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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.