Home / 22,350.90-33,530.40-11,229.60

Finding the Fourth Proportional to 22,350.90, 33,530.40 and 11,229.60

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Solution

The fourth proportional to 22,350.90, 33,530.40 and 11,229.60 is: 16,846.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.90 : 33,530.40 = 11,229.60 : x
  2. Step 2: Convert to fraction form
    22,350.90/33,530.40 = 11,229.60/x
  3. Step 3: Cross multiply
    22,350.90x = 33,530.40 × 11,229.60
  4. Step 4: Simplify right side
    22,350.90x = 376,532,979.84
  5. Step 5: Solve for x
    x = 376,532,979.84/22,350.90
  6. Step 6: Final answer
    x = 16,846.43

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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.