Home / 36,819.06-50,809.14-21,712.65

Finding the Fourth Proportional to 36,819.06, 50,809.14 and 21,712.65

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Solution

The fourth proportional to 36,819.06, 50,809.14 and 21,712.65 is: 29,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,819.06 : 50,809.14 = 21,712.65 : x
  2. Step 2: Convert to fraction form
    36,819.06/50,809.14 = 21,712.65/x
  3. Step 3: Cross multiply
    36,819.06x = 50,809.14 × 21,712.65
  4. Step 4: Simplify right side
    36,819.06x = 1,103,201,073.62
  5. Step 5: Solve for x
    x = 1,103,201,073.62/36,819.06
  6. Step 6: Final answer
    x = 29,962.77

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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.