Home / 16,747.82-25,121.73-9,818.54

Finding the Fourth Proportional to 16,747.82, 25,121.73 and 9,818.54

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Solution

The fourth proportional to 16,747.82, 25,121.73 and 9,818.54 is: 14,727.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.82 : 25,121.73 = 9,818.54 : x
  2. Step 2: Convert to fraction form
    16,747.82/25,121.73 = 9,818.54/x
  3. Step 3: Cross multiply
    16,747.82x = 25,121.73 × 9,818.54
  4. Step 4: Simplify right side
    16,747.82x = 246,658,710.87
  5. Step 5: Solve for x
    x = 246,658,710.87/16,747.82
  6. Step 6: Final answer
    x = 14,727.81

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1.5x scale

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.