Home / 48,982.56-73,462.80-13,921.44

Finding the Fourth Proportional to 48,982.56, 73,462.80 and 13,921.44

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Solution

The fourth proportional to 48,982.56, 73,462.80 and 13,921.44 is: 20,879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,982.56 : 73,462.80 = 13,921.44 : x
  2. Step 2: Convert to fraction form
    48,982.56/73,462.80 = 13,921.44/x
  3. Step 3: Cross multiply
    48,982.56x = 73,462.80 × 13,921.44
  4. Step 4: Simplify right side
    48,982.56x = 1,022,707,962.43
  5. Step 5: Solve for x
    x = 1,022,707,962.43/48,982.56
  6. Step 6: Final answer
    x = 20,879.02

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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.