Home / 17,274.36-25,910.76-5,427.84

Finding the Fourth Proportional to 17,274.36, 25,910.76 and 5,427.84

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Solution

The fourth proportional to 17,274.36, 25,910.76 and 5,427.84 is: 8,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,274.36 : 25,910.76 = 5,427.84 : x
  2. Step 2: Convert to fraction form
    17,274.36/25,910.76 = 5,427.84/x
  3. Step 3: Cross multiply
    17,274.36x = 25,910.76 × 5,427.84
  4. Step 4: Simplify right side
    17,274.36x = 140,639,459.56
  5. Step 5: Solve for x
    x = 140,639,459.56/17,274.36
  6. Step 6: Final answer
    x = 8,141.51

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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.