Home / 25,067.25-34,593.21-13,889.25

Finding the Fourth Proportional to 25,067.25, 34,593.21 and 13,889.25

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Solution

The fourth proportional to 25,067.25, 34,593.21 and 13,889.25 is: 19,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,067.25 : 34,593.21 = 13,889.25 : x
  2. Step 2: Convert to fraction form
    25,067.25/34,593.21 = 13,889.25/x
  3. Step 3: Cross multiply
    25,067.25x = 34,593.21 × 13,889.25
  4. Step 4: Simplify right side
    25,067.25x = 480,473,741.99
  5. Step 5: Solve for x
    x = 480,473,741.99/25,067.25
  6. Step 6: Final answer
    x = 19,167.39

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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.