Home / 22,099.48-33,118.92-11,690.44

Finding the Fourth Proportional to 22,099.48, 33,118.92 and 11,690.44

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Solution

The fourth proportional to 22,099.48, 33,118.92 and 11,690.44 is: 17,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.48 : 33,118.92 = 11,690.44 : x
  2. Step 2: Convert to fraction form
    22,099.48/33,118.92 = 11,690.44/x
  3. Step 3: Cross multiply
    22,099.48x = 33,118.92 × 11,690.44
  4. Step 4: Simplify right side
    22,099.48x = 387,174,747.12
  5. Step 5: Solve for x
    x = 387,174,747.12/22,099.48
  6. Step 6: Final answer
    x = 17,519.63

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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.