Home / 50,141.28-75,211.38-20,552.52

Finding the Fourth Proportional to 50,141.28, 75,211.38 and 20,552.52

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Solution

The fourth proportional to 50,141.28, 75,211.38 and 20,552.52 is: 30,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,141.28 : 75,211.38 = 20,552.52 : x
  2. Step 2: Convert to fraction form
    50,141.28/75,211.38 = 20,552.52/x
  3. Step 3: Cross multiply
    50,141.28x = 75,211.38 × 20,552.52
  4. Step 4: Simplify right side
    50,141.28x = 1,545,783,391.68
  5. Step 5: Solve for x
    x = 1,545,783,391.68/50,141.28
  6. Step 6: Final answer
    x = 30,828.56

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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.