Home / 11,342.75-15,644.27-10,067.94

Finding the Fourth Proportional to 11,342.75, 15,644.27 and 10,067.94

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Solution

The fourth proportional to 11,342.75, 15,644.27 and 10,067.94 is: 13,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.75 : 15,644.27 = 10,067.94 : x
  2. Step 2: Convert to fraction form
    11,342.75/15,644.27 = 10,067.94/x
  3. Step 3: Cross multiply
    11,342.75x = 15,644.27 × 10,067.94
  4. Step 4: Simplify right side
    11,342.75x = 157,505,521.36
  5. Step 5: Solve for x
    x = 157,505,521.36/11,342.75
  6. Step 6: Final answer
    x = 13,886.01

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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.