Home / 23,305.73-32,161.85-12,695.43

Finding the Fourth Proportional to 23,305.73, 32,161.85 and 12,695.43

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Solution

The fourth proportional to 23,305.73, 32,161.85 and 12,695.43 is: 17,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.73 : 32,161.85 = 12,695.43 : x
  2. Step 2: Convert to fraction form
    23,305.73/32,161.85 = 12,695.43/x
  3. Step 3: Cross multiply
    23,305.73x = 32,161.85 × 12,695.43
  4. Step 4: Simplify right side
    23,305.73x = 408,308,451.87
  5. Step 5: Solve for x
    x = 408,308,451.87/23,305.73
  6. Step 6: Final answer
    x = 17,519.66

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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.