Home / 22,265.66-33,376.30-11,138.38

Finding the Fourth Proportional to 22,265.66, 33,376.30 and 11,138.38

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Solution

The fourth proportional to 22,265.66, 33,376.30 and 11,138.38 is: 16,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.66 : 33,376.30 = 11,138.38 : x
  2. Step 2: Convert to fraction form
    22,265.66/33,376.30 = 11,138.38/x
  3. Step 3: Cross multiply
    22,265.66x = 33,376.30 × 11,138.38
  4. Step 4: Simplify right side
    22,265.66x = 371,757,912.39
  5. Step 5: Solve for x
    x = 371,757,912.39/22,265.66
  6. Step 6: Final answer
    x = 16,696.47

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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.