Home / 48,982.80-73,472.82-13,922.40

Finding the Fourth Proportional to 48,982.80, 73,472.82 and 13,922.40

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Solution

The fourth proportional to 48,982.80, 73,472.82 and 13,922.40 is: 20,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,982.80 : 73,472.82 = 13,922.40 : x
  2. Step 2: Convert to fraction form
    48,982.80/73,472.82 = 13,922.40/x
  3. Step 3: Cross multiply
    48,982.80x = 73,472.82 × 13,922.40
  4. Step 4: Simplify right side
    48,982.80x = 1,022,917,989.17
  5. Step 5: Solve for x
    x = 1,022,917,989.17/48,982.80
  6. Step 6: Final answer
    x = 20,883.21

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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.