Home / 16,844.45-25,285.10-6,990.59

Finding the Fourth Proportional to 16,844.45, 25,285.10 and 6,990.59

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Solution

The fourth proportional to 16,844.45, 25,285.10 and 6,990.59 is: 10,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,844.45 : 25,285.10 = 6,990.59 : x
  2. Step 2: Convert to fraction form
    16,844.45/25,285.10 = 6,990.59/x
  3. Step 3: Cross multiply
    16,844.45x = 25,285.10 × 6,990.59
  4. Step 4: Simplify right side
    16,844.45x = 176,757,795.47
  5. Step 5: Solve for x
    x = 176,757,795.47/16,844.45
  6. Step 6: Final answer
    x = 10,493.54

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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.