Home / 25,365.26-34,996.12-15,296.78

Finding the Fourth Proportional to 25,365.26, 34,996.12 and 15,296.78

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Solution

The fourth proportional to 25,365.26, 34,996.12 and 15,296.78 is: 21,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,365.26 : 34,996.12 = 15,296.78 : x
  2. Step 2: Convert to fraction form
    25,365.26/34,996.12 = 15,296.78/x
  3. Step 3: Cross multiply
    25,365.26x = 34,996.12 × 15,296.78
  4. Step 4: Simplify right side
    25,365.26x = 535,327,735.27
  5. Step 5: Solve for x
    x = 535,327,735.27/25,365.26
  6. Step 6: Final answer
    x = 21,104.76

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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.