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Finding the Fourth Proportional to 22,906.76, 34,360.88 and 10,896.39

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Solution

The fourth proportional to 22,906.76, 34,360.88 and 10,896.39 is: 16,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,906.76 : 34,360.88 = 10,896.39 : x
  2. Step 2: Convert to fraction form
    22,906.76/34,360.88 = 10,896.39/x
  3. Step 3: Cross multiply
    22,906.76x = 34,360.88 × 10,896.39
  4. Step 4: Simplify right side
    22,906.76x = 374,409,494.74
  5. Step 5: Solve for x
    x = 374,409,494.74/22,906.76
  6. Step 6: Final answer
    x = 16,344.94

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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.