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Finding the Fourth Proportional to 22,806.92, 34,213.44 and 8,012.36

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Solution

The fourth proportional to 22,806.92, 34,213.44 and 8,012.36 is: 12,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,806.92 : 34,213.44 = 8,012.36 : x
  2. Step 2: Convert to fraction form
    22,806.92/34,213.44 = 8,012.36/x
  3. Step 3: Cross multiply
    22,806.92x = 34,213.44 × 8,012.36
  4. Step 4: Simplify right side
    22,806.92x = 274,130,398.12
  5. Step 5: Solve for x
    x = 274,130,398.12/22,806.92
  6. Step 6: Final answer
    x = 12,019.62

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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.