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Finding the Fourth Proportional to 22,395.66, 33,601.07 and 9,913.96

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Solution

The fourth proportional to 22,395.66, 33,601.07 and 9,913.96 is: 14,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,395.66 : 33,601.07 = 9,913.96 : x
  2. Step 2: Convert to fraction form
    22,395.66/33,601.07 = 9,913.96/x
  3. Step 3: Cross multiply
    22,395.66x = 33,601.07 × 9,913.96
  4. Step 4: Simplify right side
    22,395.66x = 333,119,663.94
  5. Step 5: Solve for x
    x = 333,119,663.94/22,395.66
  6. Step 6: Final answer
    x = 14,874.30

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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.