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Finding the Fourth Proportional to 17,452.87, 25,981.91 and 17,349.09

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Solution

The fourth proportional to 17,452.87, 25,981.91 and 17,349.09 is: 25,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,452.87 : 25,981.91 = 17,349.09 : x
  2. Step 2: Convert to fraction form
    17,452.87/25,981.91 = 17,349.09/x
  3. Step 3: Cross multiply
    17,452.87x = 25,981.91 × 17,349.09
  4. Step 4: Simplify right side
    17,452.87x = 450,762,473.43
  5. Step 5: Solve for x
    x = 450,762,473.43/17,452.87
  6. Step 6: Final answer
    x = 25,827.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.