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Finding the Fourth Proportional to 22,636.26, 33,954.26 and 12,313.62

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Solution

The fourth proportional to 22,636.26, 33,954.26 and 12,313.62 is: 18,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,636.26 : 33,954.26 = 12,313.62 : x
  2. Step 2: Convert to fraction form
    22,636.26/33,954.26 = 12,313.62/x
  3. Step 3: Cross multiply
    22,636.26x = 33,954.26 × 12,313.62
  4. Step 4: Simplify right side
    22,636.26x = 418,099,793.45
  5. Step 5: Solve for x
    x = 418,099,793.45/22,636.26
  6. Step 6: Final answer
    x = 18,470.36

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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.