Home / 11,997.04-16,576.22-8,633.20

Finding the Fourth Proportional to 11,997.04, 16,576.22 and 8,633.20

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Solution

The fourth proportional to 11,997.04, 16,576.22 and 8,633.20 is: 11,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.04 : 16,576.22 = 8,633.20 : x
  2. Step 2: Convert to fraction form
    11,997.04/16,576.22 = 8,633.20/x
  3. Step 3: Cross multiply
    11,997.04x = 16,576.22 × 8,633.20
  4. Step 4: Simplify right side
    11,997.04x = 143,105,822.50
  5. Step 5: Solve for x
    x = 143,105,822.50/11,997.04
  6. Step 6: Final answer
    x = 11,928.43

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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.