Home / 50,162.20-75,243.43-12,722.29

Finding the Fourth Proportional to 50,162.20, 75,243.43 and 12,722.29

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Solution

The fourth proportional to 50,162.20, 75,243.43 and 12,722.29 is: 19,083.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,162.20 : 75,243.43 = 12,722.29 : x
  2. Step 2: Convert to fraction form
    50,162.20/75,243.43 = 12,722.29/x
  3. Step 3: Cross multiply
    50,162.20x = 75,243.43 × 12,722.29
  4. Step 4: Simplify right side
    50,162.20x = 957,268,517.14
  5. Step 5: Solve for x
    x = 957,268,517.14/50,162.20
  6. Step 6: Final answer
    x = 19,083.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.