Home / 13,644.83-20,473.62-7,067.43

Finding the Fourth Proportional to 13,644.83, 20,473.62 and 7,067.43

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Solution

The fourth proportional to 13,644.83, 20,473.62 and 7,067.43 is: 10,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,644.83 : 20,473.62 = 7,067.43 : x
  2. Step 2: Convert to fraction form
    13,644.83/20,473.62 = 7,067.43/x
  3. Step 3: Cross multiply
    13,644.83x = 20,473.62 × 7,067.43
  4. Step 4: Simplify right side
    13,644.83x = 144,695,876.20
  5. Step 5: Solve for x
    x = 144,695,876.20/13,644.83
  6. Step 6: Final answer
    x = 10,604.45

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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.