Home / 22,115.36-33,174.92-6,320.64

Finding the Fourth Proportional to 22,115.36, 33,174.92 and 6,320.64

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Solution

The fourth proportional to 22,115.36, 33,174.92 and 6,320.64 is: 9,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.36 : 33,174.92 = 6,320.64 : x
  2. Step 2: Convert to fraction form
    22,115.36/33,174.92 = 6,320.64/x
  3. Step 3: Cross multiply
    22,115.36x = 33,174.92 × 6,320.64
  4. Step 4: Simplify right side
    22,115.36x = 209,686,726.35
  5. Step 5: Solve for x
    x = 209,686,726.35/22,115.36
  6. Step 6: Final answer
    x = 9,481.50

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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.