Home / 22,415.36-33,627.46-6,620.66

Finding the Fourth Proportional to 22,415.36, 33,627.46 and 6,620.66

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Solution

The fourth proportional to 22,415.36, 33,627.46 and 6,620.66 is: 9,932.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,415.36 : 33,627.46 = 6,620.66 : x
  2. Step 2: Convert to fraction form
    22,415.36/33,627.46 = 6,620.66/x
  3. Step 3: Cross multiply
    22,415.36x = 33,627.46 × 6,620.66
  4. Step 4: Simplify right side
    22,415.36x = 222,635,794.63
  5. Step 5: Solve for x
    x = 222,635,794.63/22,415.36
  6. Step 6: Final answer
    x = 9,932.29

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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.