Home / 13,916.25-19,204.43-7,629.03

Finding the Fourth Proportional to 13,916.25, 19,204.43 and 7,629.03

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Solution

The fourth proportional to 13,916.25, 19,204.43 and 7,629.03 is: 10,528.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.25 : 19,204.43 = 7,629.03 : x
  2. Step 2: Convert to fraction form
    13,916.25/19,204.43 = 7,629.03/x
  3. Step 3: Cross multiply
    13,916.25x = 19,204.43 × 7,629.03
  4. Step 4: Simplify right side
    13,916.25x = 146,511,134.46
  5. Step 5: Solve for x
    x = 146,511,134.46/13,916.25
  6. Step 6: Final answer
    x = 10,528.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.