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Finding the Fourth Proportional to 22,640.10, 33,963.39 and 7,058.94

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Solution

The fourth proportional to 22,640.10, 33,963.39 and 7,058.94 is: 10,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,640.10 : 33,963.39 = 7,058.94 : x
  2. Step 2: Convert to fraction form
    22,640.10/33,963.39 = 7,058.94/x
  3. Step 3: Cross multiply
    22,640.10x = 33,963.39 × 7,058.94
  4. Step 4: Simplify right side
    22,640.10x = 239,745,532.21
  5. Step 5: Solve for x
    x = 239,745,532.21/22,640.10
  6. Step 6: Final answer
    x = 10,589.42

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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.