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Finding the Fourth Proportional to 22,649.60, 33,974.40 and 6,233.60

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Solution

The fourth proportional to 22,649.60, 33,974.40 and 6,233.60 is: 9,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,649.60 : 33,974.40 = 6,233.60 : x
  2. Step 2: Convert to fraction form
    22,649.60/33,974.40 = 6,233.60/x
  3. Step 3: Cross multiply
    22,649.60x = 33,974.40 × 6,233.60
  4. Step 4: Simplify right side
    22,649.60x = 211,782,819.84
  5. Step 5: Solve for x
    x = 211,782,819.84/22,649.60
  6. Step 6: Final answer
    x = 9,350.40

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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.