Home / 50,563.27-75,844.30-13,120.01

Finding the Fourth Proportional to 50,563.27, 75,844.30 and 13,120.01

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Solution

The fourth proportional to 50,563.27, 75,844.30 and 13,120.01 is: 19,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,563.27 : 75,844.30 = 13,120.01 : x
  2. Step 2: Convert to fraction form
    50,563.27/75,844.30 = 13,120.01/x
  3. Step 3: Cross multiply
    50,563.27x = 75,844.30 × 13,120.01
  4. Step 4: Simplify right side
    50,563.27x = 995,077,974.44
  5. Step 5: Solve for x
    x = 995,077,974.44/50,563.27
  6. Step 6: Final answer
    x = 19,679.86

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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.