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Finding the Fourth Proportional to 17,401.62, 26,102.43 and 5,089.62

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Solution

The fourth proportional to 17,401.62, 26,102.43 and 5,089.62 is: 7,634.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,401.62 : 26,102.43 = 5,089.62 : x
  2. Step 2: Convert to fraction form
    17,401.62/26,102.43 = 5,089.62/x
  3. Step 3: Cross multiply
    17,401.62x = 26,102.43 × 5,089.62
  4. Step 4: Simplify right side
    17,401.62x = 132,851,449.78
  5. Step 5: Solve for x
    x = 132,851,449.78/17,401.62
  6. Step 6: Final answer
    x = 7,634.43

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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.