Home / 31,500.18-43,469.73-17,354.34

Finding the Fourth Proportional to 31,500.18, 43,469.73 and 17,354.34

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Solution

The fourth proportional to 31,500.18, 43,469.73 and 17,354.34 is: 23,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.18 : 43,469.73 = 17,354.34 : x
  2. Step 2: Convert to fraction form
    31,500.18/43,469.73 = 17,354.34/x
  3. Step 3: Cross multiply
    31,500.18x = 43,469.73 × 17,354.34
  4. Step 4: Simplify right side
    31,500.18x = 754,388,474.13
  5. Step 5: Solve for x
    x = 754,388,474.13/31,500.18
  6. Step 6: Final answer
    x = 23,948.70

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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.