Home / 13,896.17-19,176.72-7,608.55

Finding the Fourth Proportional to 13,896.17, 19,176.72 and 7,608.55

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Solution

The fourth proportional to 13,896.17, 19,176.72 and 7,608.55 is: 10,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.17 : 19,176.72 = 7,608.55 : x
  2. Step 2: Convert to fraction form
    13,896.17/19,176.72 = 7,608.55/x
  3. Step 3: Cross multiply
    13,896.17x = 19,176.72 × 7,608.55
  4. Step 4: Simplify right side
    13,896.17x = 145,907,032.96
  5. Step 5: Solve for x
    x = 145,907,032.96/13,896.17
  6. Step 6: Final answer
    x = 10,499.80

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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.