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Finding the Fourth Proportional to 22,394.66, 33,599.57 and 9,912.96

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Solution

The fourth proportional to 22,394.66, 33,599.57 and 9,912.96 is: 14,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394.66 : 33,599.57 = 9,912.96 : x
  2. Step 2: Convert to fraction form
    22,394.66/33,599.57 = 9,912.96/x
  3. Step 3: Cross multiply
    22,394.66x = 33,599.57 × 9,912.96
  4. Step 4: Simplify right side
    22,394.66x = 333,071,143.86
  5. Step 5: Solve for x
    x = 333,071,143.86/22,394.66
  6. Step 6: Final answer
    x = 14,872.80

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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.