Home / 14,450.73-21,640.68-11,936.52

Finding the Fourth Proportional to 14,450.73, 21,640.68 and 11,936.52

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Solution

The fourth proportional to 14,450.73, 21,640.68 and 11,936.52 is: 17,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.73 : 21,640.68 = 11,936.52 : x
  2. Step 2: Convert to fraction form
    14,450.73/21,640.68 = 11,936.52/x
  3. Step 3: Cross multiply
    14,450.73x = 21,640.68 × 11,936.52
  4. Step 4: Simplify right side
    14,450.73x = 258,314,409.63
  5. Step 5: Solve for x
    x = 258,314,409.63/14,450.73
  6. Step 6: Final answer
    x = 17,875.53

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Why These Related Problems?

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