Home / 22,263.73-33,385.22-12,906.43

Finding the Fourth Proportional to 22,263.73, 33,385.22 and 12,906.43

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Solution

The fourth proportional to 22,263.73, 33,385.22 and 12,906.43 is: 19,353.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.73 : 33,385.22 = 12,906.43 : x
  2. Step 2: Convert to fraction form
    22,263.73/33,385.22 = 12,906.43/x
  3. Step 3: Cross multiply
    22,263.73x = 33,385.22 × 12,906.43
  4. Step 4: Simplify right side
    22,263.73x = 430,883,856.97
  5. Step 5: Solve for x
    x = 430,883,856.97/22,263.73
  6. Step 6: Final answer
    x = 19,353.62

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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.