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Finding the Fourth Proportional to 22,689.09, 34,033.67 and 8,838.09

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Solution

The fourth proportional to 22,689.09, 34,033.67 and 8,838.09 is: 13,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,689.09 : 34,033.67 = 8,838.09 : x
  2. Step 2: Convert to fraction form
    22,689.09/34,033.67 = 8,838.09/x
  3. Step 3: Cross multiply
    22,689.09x = 34,033.67 × 8,838.09
  4. Step 4: Simplify right side
    22,689.09x = 300,792,638.49
  5. Step 5: Solve for x
    x = 300,792,638.49/22,689.09
  6. Step 6: Final answer
    x = 13,257.15

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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.