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Finding the Fourth Proportional to 22,411.33, 33,616.99 and 6,616.57

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Solution

The fourth proportional to 22,411.33, 33,616.99 and 6,616.57 is: 9,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,411.33 : 33,616.99 = 6,616.57 : x
  2. Step 2: Convert to fraction form
    22,411.33/33,616.99 = 6,616.57/x
  3. Step 3: Cross multiply
    22,411.33x = 33,616.99 × 6,616.57
  4. Step 4: Simplify right side
    22,411.33x = 222,429,167.52
  5. Step 5: Solve for x
    x = 222,429,167.52/22,411.33
  6. Step 6: Final answer
    x = 9,924.85

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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.