Home / 17,190.98-25,742.70-11,329.82

Finding the Fourth Proportional to 17,190.98, 25,742.70 and 11,329.82

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Solution

The fourth proportional to 17,190.98, 25,742.70 and 11,329.82 is: 16,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.98 : 25,742.70 = 11,329.82 : x
  2. Step 2: Convert to fraction form
    17,190.98/25,742.70 = 11,329.82/x
  3. Step 3: Cross multiply
    17,190.98x = 25,742.70 × 11,329.82
  4. Step 4: Simplify right side
    17,190.98x = 291,660,028.60
  5. Step 5: Solve for x
    x = 291,660,028.60/17,190.98
  6. Step 6: Final answer
    x = 16,965.88

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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.