Home / 35,234.92-48,630.41-21,087.73

Finding the Fourth Proportional to 35,234.92, 48,630.41 and 21,087.73

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Solution

The fourth proportional to 35,234.92, 48,630.41 and 21,087.73 is: 29,104.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,234.92 : 48,630.41 = 21,087.73 : x
  2. Step 2: Convert to fraction form
    35,234.92/48,630.41 = 21,087.73/x
  3. Step 3: Cross multiply
    35,234.92x = 48,630.41 × 21,087.73
  4. Step 4: Simplify right side
    35,234.92x = 1,025,504,955.87
  5. Step 5: Solve for x
    x = 1,025,504,955.87/35,234.92
  6. Step 6: Final answer
    x = 29,104.79

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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.