Home / 11,193.90-16,754.40-8,982.60

Finding the Fourth Proportional to 11,193.90, 16,754.40 and 8,982.60

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Solution

The fourth proportional to 11,193.90, 16,754.40 and 8,982.60 is: 13,444.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.90 : 16,754.40 = 8,982.60 : x
  2. Step 2: Convert to fraction form
    11,193.90/16,754.40 = 8,982.60/x
  3. Step 3: Cross multiply
    11,193.90x = 16,754.40 × 8,982.60
  4. Step 4: Simplify right side
    11,193.90x = 150,498,073.44
  5. Step 5: Solve for x
    x = 150,498,073.44/11,193.90
  6. Step 6: Final answer
    x = 13,444.65

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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.