Home / 22,115.05-33,135.60-9,616.33

Finding the Fourth Proportional to 22,115.05, 33,135.60 and 9,616.33

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Solution

The fourth proportional to 22,115.05, 33,135.60 and 9,616.33 is: 14,408.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.05 : 33,135.60 = 9,616.33 : x
  2. Step 2: Convert to fraction form
    22,115.05/33,135.60 = 9,616.33/x
  3. Step 3: Cross multiply
    22,115.05x = 33,135.60 × 9,616.33
  4. Step 4: Simplify right side
    22,115.05x = 318,642,864.35
  5. Step 5: Solve for x
    x = 318,642,864.35/22,115.05
  6. Step 6: Final answer
    x = 14,408.42

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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.