Home / 31,201.53-43,056.12-17,772.54

Finding the Fourth Proportional to 31,201.53, 43,056.12 and 17,772.54

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Solution

The fourth proportional to 31,201.53, 43,056.12 and 17,772.54 is: 24,524.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,201.53 : 43,056.12 = 17,772.54 : x
  2. Step 2: Convert to fraction form
    31,201.53/43,056.12 = 17,772.54/x
  3. Step 3: Cross multiply
    31,201.53x = 43,056.12 × 17,772.54
  4. Step 4: Simplify right side
    31,201.53x = 765,216,614.94
  5. Step 5: Solve for x
    x = 765,216,614.94/31,201.53
  6. Step 6: Final answer
    x = 24,524.97

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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.