Home / 17,020.74-25,512.18-12,847.23

Finding the Fourth Proportional to 17,020.74, 25,512.18 and 12,847.23

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Solution

The fourth proportional to 17,020.74, 25,512.18 and 12,847.23 is: 19,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.74 : 25,512.18 = 12,847.23 : x
  2. Step 2: Convert to fraction form
    17,020.74/25,512.18 = 12,847.23/x
  3. Step 3: Cross multiply
    17,020.74x = 25,512.18 × 12,847.23
  4. Step 4: Simplify right side
    17,020.74x = 327,760,844.26
  5. Step 5: Solve for x
    x = 327,760,844.26/17,020.74
  6. Step 6: Final answer
    x = 19,256.56

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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.