Home / 36,806.22-50,809.68-21,693.78

Finding the Fourth Proportional to 36,806.22, 50,809.68 and 21,693.78

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Solution

The fourth proportional to 36,806.22, 50,809.68 and 21,693.78 is: 29,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.22 : 50,809.68 = 21,693.78 : x
  2. Step 2: Convert to fraction form
    36,806.22/50,809.68 = 21,693.78/x
  3. Step 3: Cross multiply
    36,806.22x = 50,809.68 × 21,693.78
  4. Step 4: Simplify right side
    36,806.22x = 1,102,254,019.79
  5. Step 5: Solve for x
    x = 1,102,254,019.79/36,806.22
  6. Step 6: Final answer
    x = 29,947.49

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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.