Home / 13,365.12-20,067.92-10,614.09

Finding the Fourth Proportional to 13,365.12, 20,067.92 and 10,614.09

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Solution

The fourth proportional to 13,365.12, 20,067.92 and 10,614.09 is: 15,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.12 : 20,067.92 = 10,614.09 : x
  2. Step 2: Convert to fraction form
    13,365.12/20,067.92 = 10,614.09/x
  3. Step 3: Cross multiply
    13,365.12x = 20,067.92 × 10,614.09
  4. Step 4: Simplify right side
    13,365.12x = 213,002,655.92
  5. Step 5: Solve for x
    x = 213,002,655.92/13,365.12
  6. Step 6: Final answer
    x = 15,937.20

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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.