Home / 36,826.36-50,821.84-20,912.29

Finding the Fourth Proportional to 36,826.36, 50,821.84 and 20,912.29

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Solution

The fourth proportional to 36,826.36, 50,821.84 and 20,912.29 is: 28,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,826.36 : 50,821.84 = 20,912.29 : x
  2. Step 2: Convert to fraction form
    36,826.36/50,821.84 = 20,912.29/x
  3. Step 3: Cross multiply
    36,826.36x = 50,821.84 × 20,912.29
  4. Step 4: Simplify right side
    36,826.36x = 1,062,800,877.08
  5. Step 5: Solve for x
    x = 1,062,800,877.08/36,826.36
  6. Step 6: Final answer
    x = 28,859.79

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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.