Home / 16,958.11-23,408.25-11,576.69

Finding the Fourth Proportional to 16,958.11, 23,408.25 and 11,576.69

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Solution

The fourth proportional to 16,958.11, 23,408.25 and 11,576.69 is: 15,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,958.11 : 23,408.25 = 11,576.69 : x
  2. Step 2: Convert to fraction form
    16,958.11/23,408.25 = 11,576.69/x
  3. Step 3: Cross multiply
    16,958.11x = 23,408.25 × 11,576.69
  4. Step 4: Simplify right side
    16,958.11x = 270,989,995.81
  5. Step 5: Solve for x
    x = 270,989,995.81/16,958.11
  6. Step 6: Final answer
    x = 15,979.97

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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.