Home / 29,296.82-40,429.50-15,868.04

Finding the Fourth Proportional to 29,296.82, 40,429.50 and 15,868.04

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Solution

The fourth proportional to 29,296.82, 40,429.50 and 15,868.04 is: 21,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,296.82 : 40,429.50 = 15,868.04 : x
  2. Step 2: Convert to fraction form
    29,296.82/40,429.50 = 15,868.04/x
  3. Step 3: Cross multiply
    29,296.82x = 40,429.50 × 15,868.04
  4. Step 4: Simplify right side
    29,296.82x = 641,536,721.03
  5. Step 5: Solve for x
    x = 641,536,721.03/29,296.82
  6. Step 6: Final answer
    x = 21,897.83

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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.