Home / 36,502.08-50,371.77-20,369.85

Finding the Fourth Proportional to 36,502.08, 50,371.77 and 20,369.85

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Solution

The fourth proportional to 36,502.08, 50,371.77 and 20,369.85 is: 28,109.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.08 : 50,371.77 = 20,369.85 : x
  2. Step 2: Convert to fraction form
    36,502.08/50,371.77 = 20,369.85/x
  3. Step 3: Cross multiply
    36,502.08x = 50,371.77 × 20,369.85
  4. Step 4: Simplify right side
    36,502.08x = 1,026,065,399.13
  5. Step 5: Solve for x
    x = 1,026,065,399.13/36,502.08
  6. Step 6: Final answer
    x = 28,109.78

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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.