Home / 31,592.73-43,600.26-18,168.20

Finding the Fourth Proportional to 31,592.73, 43,600.26 and 18,168.20

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Solution

The fourth proportional to 31,592.73, 43,600.26 and 18,168.20 is: 25,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592.73 : 43,600.26 = 18,168.20 : x
  2. Step 2: Convert to fraction form
    31,592.73/43,600.26 = 18,168.20/x
  3. Step 3: Cross multiply
    31,592.73x = 43,600.26 × 18,168.20
  4. Step 4: Simplify right side
    31,592.73x = 792,138,025.73
  5. Step 5: Solve for x
    x = 792,138,025.73/31,592.73
  6. Step 6: Final answer
    x = 25,073.43

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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.