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Finding the Fourth Proportional to 16,611.62, 22,923.18 and 9,440.60

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Solution

The fourth proportional to 16,611.62, 22,923.18 and 9,440.60 is: 13,027.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.62 : 22,923.18 = 9,440.60 : x
  2. Step 2: Convert to fraction form
    16,611.62/22,923.18 = 9,440.60/x
  3. Step 3: Cross multiply
    16,611.62x = 22,923.18 × 9,440.60
  4. Step 4: Simplify right side
    16,611.62x = 216,408,458.49
  5. Step 5: Solve for x
    x = 216,408,458.49/16,611.62
  6. Step 6: Final answer
    x = 13,027.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.