Home / 50,513.91-75,768.11-15,453.56

Finding the Fourth Proportional to 50,513.91, 75,768.11 and 15,453.56

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Solution

The fourth proportional to 50,513.91, 75,768.11 and 15,453.56 is: 23,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,513.91 : 75,768.11 = 15,453.56 : x
  2. Step 2: Convert to fraction form
    50,513.91/75,768.11 = 15,453.56/x
  3. Step 3: Cross multiply
    50,513.91x = 75,768.11 × 15,453.56
  4. Step 4: Simplify right side
    50,513.91x = 1,170,887,033.97
  5. Step 5: Solve for x
    x = 1,170,887,033.97/50,513.91
  6. Step 6: Final answer
    x = 23,179.50

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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.