Home / 26,822.70-40,248.45-11,241.90

Finding the Fourth Proportional to 26,822.70, 40,248.45 and 11,241.90

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Solution

The fourth proportional to 26,822.70, 40,248.45 and 11,241.90 is: 16,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,822.70 : 40,248.45 = 11,241.90 : x
  2. Step 2: Convert to fraction form
    26,822.70/40,248.45 = 11,241.90/x
  3. Step 3: Cross multiply
    26,822.70x = 40,248.45 × 11,241.90
  4. Step 4: Simplify right side
    26,822.70x = 452,469,050.06
  5. Step 5: Solve for x
    x = 452,469,050.06/26,822.70
  6. Step 6: Final answer
    x = 16,868.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.