Home / 19,614.25-27,067.76-10,661.75

Finding the Fourth Proportional to 19,614.25, 27,067.76 and 10,661.75

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Solution

The fourth proportional to 19,614.25, 27,067.76 and 10,661.75 is: 14,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.25 : 27,067.76 = 10,661.75 : x
  2. Step 2: Convert to fraction form
    19,614.25/27,067.76 = 10,661.75/x
  3. Step 3: Cross multiply
    19,614.25x = 27,067.76 × 10,661.75
  4. Step 4: Simplify right side
    19,614.25x = 288,589,663.53
  5. Step 5: Solve for x
    x = 288,589,663.53/19,614.25
  6. Step 6: Final answer
    x = 14,713.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.