Home / 16,481.52-24,709.50-8,155.80

Finding the Fourth Proportional to 16,481.52, 24,709.50 and 8,155.80

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Solution

The fourth proportional to 16,481.52, 24,709.50 and 8,155.80 is: 12,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.52 : 24,709.50 = 8,155.80 : x
  2. Step 2: Convert to fraction form
    16,481.52/24,709.50 = 8,155.80/x
  3. Step 3: Cross multiply
    16,481.52x = 24,709.50 × 8,155.80
  4. Step 4: Simplify right side
    16,481.52x = 201,525,740.10
  5. Step 5: Solve for x
    x = 201,525,740.10/16,481.52
  6. Step 6: Final answer
    x = 12,227.38

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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.