Home / 16,929.52-25,410.66-8,170.60

Finding the Fourth Proportional to 16,929.52, 25,410.66 and 8,170.60

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Solution

The fourth proportional to 16,929.52, 25,410.66 and 8,170.60 is: 12,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.52 : 25,410.66 = 8,170.60 : x
  2. Step 2: Convert to fraction form
    16,929.52/25,410.66 = 8,170.60/x
  3. Step 3: Cross multiply
    16,929.52x = 25,410.66 × 8,170.60
  4. Step 4: Simplify right side
    16,929.52x = 207,620,338.60
  5. Step 5: Solve for x
    x = 207,620,338.60/16,929.52
  6. Step 6: Final answer
    x = 12,263.81

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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.