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Finding the Fourth Proportional to 22,417.58, 33,626.19 and 8,381.14

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Solution

The fourth proportional to 22,417.58, 33,626.19 and 8,381.14 is: 12,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,417.58 : 33,626.19 = 8,381.14 : x
  2. Step 2: Convert to fraction form
    22,417.58/33,626.19 = 8,381.14/x
  3. Step 3: Cross multiply
    22,417.58x = 33,626.19 × 8,381.14
  4. Step 4: Simplify right side
    22,417.58x = 281,825,706.28
  5. Step 5: Solve for x
    x = 281,825,706.28/22,417.58
  6. Step 6: Final answer
    x = 12,571.64

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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.