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Finding the Fourth Proportional to 17,291.57, 25,895.77 and 9,873.54

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Solution

The fourth proportional to 17,291.57, 25,895.77 and 9,873.54 is: 14,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,291.57 : 25,895.77 = 9,873.54 : x
  2. Step 2: Convert to fraction form
    17,291.57/25,895.77 = 9,873.54/x
  3. Step 3: Cross multiply
    17,291.57x = 25,895.77 × 9,873.54
  4. Step 4: Simplify right side
    17,291.57x = 255,682,920.93
  5. Step 5: Solve for x
    x = 255,682,920.93/17,291.57
  6. Step 6: Final answer
    x = 14,786.56

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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.