Home / 27,644.13-38,138.07-17,015.31

Finding the Fourth Proportional to 27,644.13, 38,138.07 and 17,015.31

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Solution

The fourth proportional to 27,644.13, 38,138.07 and 17,015.31 is: 23,474.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,644.13 : 38,138.07 = 17,015.31 : x
  2. Step 2: Convert to fraction form
    27,644.13/38,138.07 = 17,015.31/x
  3. Step 3: Cross multiply
    27,644.13x = 38,138.07 × 17,015.31
  4. Step 4: Simplify right side
    27,644.13x = 648,931,083.85
  5. Step 5: Solve for x
    x = 648,931,083.85/27,644.13
  6. Step 6: Final answer
    x = 23,474.46

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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.