Home / 22,388.83-33,518.40-16,865.44

Finding the Fourth Proportional to 22,388.83, 33,518.40 and 16,865.44

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Solution

The fourth proportional to 22,388.83, 33,518.40 and 16,865.44 is: 25,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,388.83 : 33,518.40 = 16,865.44 : x
  2. Step 2: Convert to fraction form
    22,388.83/33,518.40 = 16,865.44/x
  3. Step 3: Cross multiply
    22,388.83x = 33,518.40 × 16,865.44
  4. Step 4: Simplify right side
    22,388.83x = 565,302,564.10
  5. Step 5: Solve for x
    x = 565,302,564.10/22,388.83
  6. Step 6: Final answer
    x = 25,249.31

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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.