Home / 13,774.26-19,008.56-8,109.25

Finding the Fourth Proportional to 13,774.26, 19,008.56 and 8,109.25

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Solution

The fourth proportional to 13,774.26, 19,008.56 and 8,109.25 is: 11,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774.26 : 19,008.56 = 8,109.25 : x
  2. Step 2: Convert to fraction form
    13,774.26/19,008.56 = 8,109.25/x
  3. Step 3: Cross multiply
    13,774.26x = 19,008.56 × 8,109.25
  4. Step 4: Simplify right side
    13,774.26x = 154,145,165.18
  5. Step 5: Solve for x
    x = 154,145,165.18/13,774.26
  6. Step 6: Final answer
    x = 11,190.81

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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.