Home / 13,225.74-19,838.73-3,365.03

Finding the Fourth Proportional to 13,225.74, 19,838.73 and 3,365.03

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Solution

The fourth proportional to 13,225.74, 19,838.73 and 3,365.03 is: 5,047.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.74 : 19,838.73 = 3,365.03 : x
  2. Step 2: Convert to fraction form
    13,225.74/19,838.73 = 3,365.03/x
  3. Step 3: Cross multiply
    13,225.74x = 19,838.73 × 3,365.03
  4. Step 4: Simplify right side
    13,225.74x = 66,757,921.61
  5. Step 5: Solve for x
    x = 66,757,921.61/13,225.74
  6. Step 6: Final answer
    x = 5,047.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.