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Finding the Fourth Proportional to 22,235.46, 33,353.16 and 8,914.46

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Solution

The fourth proportional to 22,235.46, 33,353.16 and 8,914.46 is: 13,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235.46 : 33,353.16 = 8,914.46 : x
  2. Step 2: Convert to fraction form
    22,235.46/33,353.16 = 8,914.46/x
  3. Step 3: Cross multiply
    22,235.46x = 33,353.16 × 8,914.46
  4. Step 4: Simplify right side
    22,235.46x = 297,325,410.69
  5. Step 5: Solve for x
    x = 297,325,410.69/22,235.46
  6. Step 6: Final answer
    x = 13,371.68

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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.