Home / 17,073.75-23,561.87-9,520.56

Finding the Fourth Proportional to 17,073.75, 23,561.87 and 9,520.56

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Solution

The fourth proportional to 17,073.75, 23,561.87 and 9,520.56 is: 13,138.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,073.75 : 23,561.87 = 9,520.56 : x
  2. Step 2: Convert to fraction form
    17,073.75/23,561.87 = 9,520.56/x
  3. Step 3: Cross multiply
    17,073.75x = 23,561.87 × 9,520.56
  4. Step 4: Simplify right side
    17,073.75x = 224,322,197.05
  5. Step 5: Solve for x
    x = 224,322,197.05/17,073.75
  6. Step 6: Final answer
    x = 13,138.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.