Home / 16,660.46-24,961.52-9,720.38

Finding the Fourth Proportional to 16,660.46, 24,961.52 and 9,720.38

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Solution

The fourth proportional to 16,660.46, 24,961.52 and 9,720.38 is: 14,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.46 : 24,961.52 = 9,720.38 : x
  2. Step 2: Convert to fraction form
    16,660.46/24,961.52 = 9,720.38/x
  3. Step 3: Cross multiply
    16,660.46x = 24,961.52 × 9,720.38
  4. Step 4: Simplify right side
    16,660.46x = 242,635,359.27
  5. Step 5: Solve for x
    x = 242,635,359.27/16,660.46
  6. Step 6: Final answer
    x = 14,563.55

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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.