Home / 29,296.82-40,429.43-15,867.97

Finding the Fourth Proportional to 29,296.82, 40,429.43 and 15,867.97

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Solution

The fourth proportional to 29,296.82, 40,429.43 and 15,867.97 is: 21,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,296.82 : 40,429.43 = 15,867.97 : x
  2. Step 2: Convert to fraction form
    29,296.82/40,429.43 = 15,867.97/x
  3. Step 3: Cross multiply
    29,296.82x = 40,429.43 × 15,867.97
  4. Step 4: Simplify right side
    29,296.82x = 641,532,861.45
  5. Step 5: Solve for x
    x = 641,532,861.45/29,296.82
  6. Step 6: Final answer
    x = 21,897.69

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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.