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Finding the Fourth Proportional to 16,704.52, 25,057.22 and 5,611.60

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Solution

The fourth proportional to 16,704.52, 25,057.22 and 5,611.60 is: 8,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,704.52 : 25,057.22 = 5,611.60 : x
  2. Step 2: Convert to fraction form
    16,704.52/25,057.22 = 5,611.60/x
  3. Step 3: Cross multiply
    16,704.52x = 25,057.22 × 5,611.60
  4. Step 4: Simplify right side
    16,704.52x = 140,611,095.75
  5. Step 5: Solve for x
    x = 140,611,095.75/16,704.52
  6. Step 6: Final answer
    x = 8,417.55

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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.