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Finding the Fourth Proportional to 17,119.48, 25,682.22 and 5,273.14

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Solution

The fourth proportional to 17,119.48, 25,682.22 and 5,273.14 is: 7,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.48 : 25,682.22 = 5,273.14 : x
  2. Step 2: Convert to fraction form
    17,119.48/25,682.22 = 5,273.14/x
  3. Step 3: Cross multiply
    17,119.48x = 25,682.22 × 5,273.14
  4. Step 4: Simplify right side
    17,119.48x = 135,425,941.57
  5. Step 5: Solve for x
    x = 135,425,941.57/17,119.48
  6. Step 6: Final answer
    x = 7,910.63

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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.