Home / 17,119.37-25,682.84-5,274.20

Finding the Fourth Proportional to 17,119.37, 25,682.84 and 5,274.20

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Solution

The fourth proportional to 17,119.37, 25,682.84 and 5,274.20 is: 7,912.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.37 : 25,682.84 = 5,274.20 : x
  2. Step 2: Convert to fraction form
    17,119.37/25,682.84 = 5,274.20/x
  3. Step 3: Cross multiply
    17,119.37x = 25,682.84 × 5,274.20
  4. Step 4: Simplify right side
    17,119.37x = 135,456,279.94
  5. Step 5: Solve for x
    x = 135,456,279.94/17,119.37
  6. Step 6: Final answer
    x = 7,912.46

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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.