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Finding the Fourth Proportional to 22,633.90, 33,937.62 and 6,834.21

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Solution

The fourth proportional to 22,633.90, 33,937.62 and 6,834.21 is: 10,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,633.90 : 33,937.62 = 6,834.21 : x
  2. Step 2: Convert to fraction form
    22,633.90/33,937.62 = 6,834.21/x
  3. Step 3: Cross multiply
    22,633.90x = 33,937.62 × 6,834.21
  4. Step 4: Simplify right side
    22,633.90x = 231,936,669.09
  5. Step 5: Solve for x
    x = 231,936,669.09/22,633.90
  6. Step 6: Final answer
    x = 10,247.31

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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.