Home / 22,964.61-31,691.66-12,893.99

Finding the Fourth Proportional to 22,964.61, 31,691.66 and 12,893.99

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Solution

The fourth proportional to 22,964.61, 31,691.66 and 12,893.99 is: 17,793.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,964.61 : 31,691.66 = 12,893.99 : x
  2. Step 2: Convert to fraction form
    22,964.61/31,691.66 = 12,893.99/x
  3. Step 3: Cross multiply
    22,964.61x = 31,691.66 × 12,893.99
  4. Step 4: Simplify right side
    22,964.61x = 408,631,724.20
  5. Step 5: Solve for x
    x = 408,631,724.20/22,964.61
  6. Step 6: Final answer
    x = 17,793.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.