Home / 13,249.01-19,855.43-6,679.64

Finding the Fourth Proportional to 13,249.01, 19,855.43 and 6,679.64

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Solution

The fourth proportional to 13,249.01, 19,855.43 and 6,679.64 is: 10,010.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249.01 : 19,855.43 = 6,679.64 : x
  2. Step 2: Convert to fraction form
    13,249.01/19,855.43 = 6,679.64/x
  3. Step 3: Cross multiply
    13,249.01x = 19,855.43 × 6,679.64
  4. Step 4: Simplify right side
    13,249.01x = 132,627,165.73
  5. Step 5: Solve for x
    x = 132,627,165.73/13,249.01
  6. Step 6: Final answer
    x = 10,010.34

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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.