Home / 23,355.11-32,230.74-12,745.43

Finding the Fourth Proportional to 23,355.11, 32,230.74 and 12,745.43

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Solution

The fourth proportional to 23,355.11, 32,230.74 and 12,745.43 is: 17,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,355.11 : 32,230.74 = 12,745.43 : x
  2. Step 2: Convert to fraction form
    23,355.11/32,230.74 = 12,745.43/x
  3. Step 3: Cross multiply
    23,355.11x = 32,230.74 × 12,745.43
  4. Step 4: Simplify right side
    23,355.11x = 410,794,496.21
  5. Step 5: Solve for x
    x = 410,794,496.21/23,355.11
  6. Step 6: Final answer
    x = 17,589.06

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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.