Home / 21,372.67-29,494.83-11,941.84

Finding the Fourth Proportional to 21,372.67, 29,494.83 and 11,941.84

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Solution

The fourth proportional to 21,372.67, 29,494.83 and 11,941.84 is: 16,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372.67 : 29,494.83 = 11,941.84 : x
  2. Step 2: Convert to fraction form
    21,372.67/29,494.83 = 11,941.84/x
  3. Step 3: Cross multiply
    21,372.67x = 29,494.83 × 11,941.84
  4. Step 4: Simplify right side
    21,372.67x = 352,222,540.69
  5. Step 5: Solve for x
    x = 352,222,540.69/21,372.67
  6. Step 6: Final answer
    x = 16,480.04

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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.