Home / 31,337.45-43,245.44-16,997.23

Finding the Fourth Proportional to 31,337.45, 43,245.44 and 16,997.23

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Solution

The fourth proportional to 31,337.45, 43,245.44 and 16,997.23 is: 23,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337.45 : 43,245.44 = 16,997.23 : x
  2. Step 2: Convert to fraction form
    31,337.45/43,245.44 = 16,997.23/x
  3. Step 3: Cross multiply
    31,337.45x = 43,245.44 × 16,997.23
  4. Step 4: Simplify right side
    31,337.45x = 735,052,818.55
  5. Step 5: Solve for x
    x = 735,052,818.55/31,337.45
  6. Step 6: Final answer
    x = 23,456.05

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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.