Home / 17,314.07-25,972.92-8,540.55

Finding the Fourth Proportional to 17,314.07, 25,972.92 and 8,540.55

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Solution

The fourth proportional to 17,314.07, 25,972.92 and 8,540.55 is: 12,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,314.07 : 25,972.92 = 8,540.55 : x
  2. Step 2: Convert to fraction form
    17,314.07/25,972.92 = 8,540.55/x
  3. Step 3: Cross multiply
    17,314.07x = 25,972.92 × 8,540.55
  4. Step 4: Simplify right side
    17,314.07x = 221,823,021.91
  5. Step 5: Solve for x
    x = 221,823,021.91/17,314.07
  6. Step 6: Final answer
    x = 12,811.72

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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.