Home / 36,828.72-50,823.72-20,062.80

Finding the Fourth Proportional to 36,828.72, 50,823.72 and 20,062.80

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Solution

The fourth proportional to 36,828.72, 50,823.72 and 20,062.80 is: 27,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.72 : 50,823.72 = 20,062.80 : x
  2. Step 2: Convert to fraction form
    36,828.72/50,823.72 = 20,062.80/x
  3. Step 3: Cross multiply
    36,828.72x = 50,823.72 × 20,062.80
  4. Step 4: Simplify right side
    36,828.72x = 1,019,666,129.62
  5. Step 5: Solve for x
    x = 1,019,666,129.62/36,828.72
  6. Step 6: Final answer
    x = 27,686.71

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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.