Home / 31,840.36-43,939.38-17,692.90

Finding the Fourth Proportional to 31,840.36, 43,939.38 and 17,692.90

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Solution

The fourth proportional to 31,840.36, 43,939.38 and 17,692.90 is: 24,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.36 : 43,939.38 = 17,692.90 : x
  2. Step 2: Convert to fraction form
    31,840.36/43,939.38 = 17,692.90/x
  3. Step 3: Cross multiply
    31,840.36x = 43,939.38 × 17,692.90
  4. Step 4: Simplify right side
    31,840.36x = 777,415,056.40
  5. Step 5: Solve for x
    x = 777,415,056.40/31,840.36
  6. Step 6: Final answer
    x = 24,416.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.