Home / 19,708.09-29,562.14-11,900.41

Finding the Fourth Proportional to 19,708.09, 29,562.14 and 11,900.41

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Solution

The fourth proportional to 19,708.09, 29,562.14 and 11,900.41 is: 17,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.09 : 29,562.14 = 11,900.41 : x
  2. Step 2: Convert to fraction form
    19,708.09/29,562.14 = 11,900.41/x
  3. Step 3: Cross multiply
    19,708.09x = 29,562.14 × 11,900.41
  4. Step 4: Simplify right side
    19,708.09x = 351,801,586.48
  5. Step 5: Solve for x
    x = 351,801,586.48/19,708.09
  6. Step 6: Final answer
    x = 17,850.62

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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.