Home / 29,956.90-41,353.78-19,351.70

Finding the Fourth Proportional to 29,956.90, 41,353.78 and 19,351.70

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Solution

The fourth proportional to 29,956.90, 41,353.78 and 19,351.70 is: 26,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,956.90 : 41,353.78 = 19,351.70 : x
  2. Step 2: Convert to fraction form
    29,956.90/41,353.78 = 19,351.70/x
  3. Step 3: Cross multiply
    29,956.90x = 41,353.78 × 19,351.70
  4. Step 4: Simplify right side
    29,956.90x = 800,265,944.43
  5. Step 5: Solve for x
    x = 800,265,944.43/29,956.90
  6. Step 6: Final answer
    x = 26,713.91

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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.