Home / 36,782.30-50,758.07-20,866.41

Finding the Fourth Proportional to 36,782.30, 50,758.07 and 20,866.41

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Solution

The fourth proportional to 36,782.30, 50,758.07 and 20,866.41 is: 28,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782.30 : 50,758.07 = 20,866.41 : x
  2. Step 2: Convert to fraction form
    36,782.30/50,758.07 = 20,866.41/x
  3. Step 3: Cross multiply
    36,782.30x = 50,758.07 × 20,866.41
  4. Step 4: Simplify right side
    36,782.30x = 1,059,138,445.64
  5. Step 5: Solve for x
    x = 1,059,138,445.64/36,782.30
  6. Step 6: Final answer
    x = 28,794.79

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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.