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Finding the Fourth Proportional to 14,912.82, 22,361.99 and 8,674.65

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Solution

The fourth proportional to 14,912.82, 22,361.99 and 8,674.65 is: 13,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.82 : 22,361.99 = 8,674.65 : x
  2. Step 2: Convert to fraction form
    14,912.82/22,361.99 = 8,674.65/x
  3. Step 3: Cross multiply
    14,912.82x = 22,361.99 × 8,674.65
  4. Step 4: Simplify right side
    14,912.82x = 193,982,393.18
  5. Step 5: Solve for x
    x = 193,982,393.18/14,912.82
  6. Step 6: Final answer
    x = 13,007.76

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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.