Home / 19,825.23-29,742.84-13,993.23

Finding the Fourth Proportional to 19,825.23, 29,742.84 and 13,993.23

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Solution

The fourth proportional to 19,825.23, 29,742.84 and 13,993.23 is: 20,993.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.23 : 29,742.84 = 13,993.23 : x
  2. Step 2: Convert to fraction form
    19,825.23/29,742.84 = 13,993.23/x
  3. Step 3: Cross multiply
    19,825.23x = 29,742.84 × 13,993.23
  4. Step 4: Simplify right side
    19,825.23x = 416,198,400.97
  5. Step 5: Solve for x
    x = 416,198,400.97/19,825.23
  6. Step 6: Final answer
    x = 20,993.37

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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.