Home / 12,233.24-16,881.90-6,644.12

Finding the Fourth Proportional to 12,233.24, 16,881.90 and 6,644.12

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Solution

The fourth proportional to 12,233.24, 16,881.90 and 6,644.12 is: 9,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.24 : 16,881.90 = 6,644.12 : x
  2. Step 2: Convert to fraction form
    12,233.24/16,881.90 = 6,644.12/x
  3. Step 3: Cross multiply
    12,233.24x = 16,881.90 × 6,644.12
  4. Step 4: Simplify right side
    12,233.24x = 112,165,369.43
  5. Step 5: Solve for x
    x = 112,165,369.43/12,233.24
  6. Step 6: Final answer
    x = 9,168.90

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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.