Home / 36,081.32-49,793.75-20,165.77

Finding the Fourth Proportional to 36,081.32, 49,793.75 and 20,165.77

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Solution

The fourth proportional to 36,081.32, 49,793.75 and 20,165.77 is: 27,829.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.32 : 49,793.75 = 20,165.77 : x
  2. Step 2: Convert to fraction form
    36,081.32/49,793.75 = 20,165.77/x
  3. Step 3: Cross multiply
    36,081.32x = 49,793.75 × 20,165.77
  4. Step 4: Simplify right side
    36,081.32x = 1,004,129,180.32
  5. Step 5: Solve for x
    x = 1,004,129,180.32/36,081.32
  6. Step 6: Final answer
    x = 27,829.62

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1.5x scale

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.