Home / 48,022.92-72,042.48-19,958.04

Finding the Fourth Proportional to 48,022.92, 72,042.48 and 19,958.04

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Solution

The fourth proportional to 48,022.92, 72,042.48 and 19,958.04 is: 29,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,022.92 : 72,042.48 = 19,958.04 : x
  2. Step 2: Convert to fraction form
    48,022.92/72,042.48 = 19,958.04/x
  3. Step 3: Cross multiply
    48,022.92x = 72,042.48 × 19,958.04
  4. Step 4: Simplify right side
    48,022.92x = 1,437,826,697.54
  5. Step 5: Solve for x
    x = 1,437,826,697.54/48,022.92
  6. Step 6: Final answer
    x = 29,940.43

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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.