Home / 25,175.24-34,742.82-13,997

Finding the Fourth Proportional to 25,175.24, 34,742.82 and 13,997

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Solution

The fourth proportional to 25,175.24, 34,742.82 and 13,997 is: 19,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.24 : 34,742.82 = 13,997 : x
  2. Step 2: Convert to fraction form
    25,175.24/34,742.82 = 13,997/x
  3. Step 3: Cross multiply
    25,175.24x = 34,742.82 × 13,997
  4. Step 4: Simplify right side
    25,175.24x = 486,295,251.54
  5. Step 5: Solve for x
    x = 486,295,251.54/25,175.24
  6. Step 6: Final answer
    x = 19,316.41

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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.