Home / 21,067.26-31,594.56-17,360.30

Finding the Fourth Proportional to 21,067.26, 31,594.56 and 17,360.30

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Solution

The fourth proportional to 21,067.26, 31,594.56 and 17,360.30 is: 26,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,067.26 : 31,594.56 = 17,360.30 : x
  2. Step 2: Convert to fraction form
    21,067.26/31,594.56 = 17,360.30/x
  3. Step 3: Cross multiply
    21,067.26x = 31,594.56 × 17,360.30
  4. Step 4: Simplify right side
    21,067.26x = 548,491,039.97
  5. Step 5: Solve for x
    x = 548,491,039.97/21,067.26
  6. Step 6: Final answer
    x = 26,035.23

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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.