Home / 16,753.39-23,118.78-9,198.25

Finding the Fourth Proportional to 16,753.39, 23,118.78 and 9,198.25

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Solution

The fourth proportional to 16,753.39, 23,118.78 and 9,198.25 is: 12,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,753.39 : 23,118.78 = 9,198.25 : x
  2. Step 2: Convert to fraction form
    16,753.39/23,118.78 = 9,198.25/x
  3. Step 3: Cross multiply
    16,753.39x = 23,118.78 × 9,198.25
  4. Step 4: Simplify right side
    16,753.39x = 212,652,318.14
  5. Step 5: Solve for x
    x = 212,652,318.14/16,753.39
  6. Step 6: Final answer
    x = 12,693.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.