Home / 13,956.73-19,260.42-7,669.09

Finding the Fourth Proportional to 13,956.73, 19,260.42 and 7,669.09

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Solution

The fourth proportional to 13,956.73, 19,260.42 and 7,669.09 is: 10,583.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.73 : 19,260.42 = 7,669.09 : x
  2. Step 2: Convert to fraction form
    13,956.73/19,260.42 = 7,669.09/x
  3. Step 3: Cross multiply
    13,956.73x = 19,260.42 × 7,669.09
  4. Step 4: Simplify right side
    13,956.73x = 147,709,894.42
  5. Step 5: Solve for x
    x = 147,709,894.42/13,956.73
  6. Step 6: Final answer
    x = 10,583.42

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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.