Home / 31,623.26-43,647.36-18,202.26

Finding the Fourth Proportional to 31,623.26, 43,647.36 and 18,202.26

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Solution

The fourth proportional to 31,623.26, 43,647.36 and 18,202.26 is: 25,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,623.26 : 43,647.36 = 18,202.26 : x
  2. Step 2: Convert to fraction form
    31,623.26/43,647.36 = 18,202.26/x
  3. Step 3: Cross multiply
    31,623.26x = 43,647.36 × 18,202.26
  4. Step 4: Simplify right side
    31,623.26x = 794,480,595.03
  5. Step 5: Solve for x
    x = 794,480,595.03/31,623.26
  6. Step 6: Final answer
    x = 25,123.30

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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.