Home / 13,175.31-19,765.37-6,249.75

Finding the Fourth Proportional to 13,175.31, 19,765.37 and 6,249.75

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Solution

The fourth proportional to 13,175.31, 19,765.37 and 6,249.75 is: 9,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.31 : 19,765.37 = 6,249.75 : x
  2. Step 2: Convert to fraction form
    13,175.31/19,765.37 = 6,249.75/x
  3. Step 3: Cross multiply
    13,175.31x = 19,765.37 × 6,249.75
  4. Step 4: Simplify right side
    13,175.31x = 123,528,589.91
  5. Step 5: Solve for x
    x = 123,528,589.91/13,175.31
  6. Step 6: Final answer
    x = 9,375.76

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1.5x scale

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.