Home / 18,067.54-27,066.24-13,315.07

Finding the Fourth Proportional to 18,067.54, 27,066.24 and 13,315.07

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Solution

The fourth proportional to 18,067.54, 27,066.24 and 13,315.07 is: 19,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.54 : 27,066.24 = 13,315.07 : x
  2. Step 2: Convert to fraction form
    18,067.54/27,066.24 = 13,315.07/x
  3. Step 3: Cross multiply
    18,067.54x = 27,066.24 × 13,315.07
  4. Step 4: Simplify right side
    18,067.54x = 360,388,812.57
  5. Step 5: Solve for x
    x = 360,388,812.57/18,067.54
  6. Step 6: Final answer
    x = 19,946.76

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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.