Home / 19,660.09-29,469.37-14,110.43

Finding the Fourth Proportional to 19,660.09, 29,469.37 and 14,110.43

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Solution

The fourth proportional to 19,660.09, 29,469.37 and 14,110.43 is: 21,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,660.09 : 29,469.37 = 14,110.43 : x
  2. Step 2: Convert to fraction form
    19,660.09/29,469.37 = 14,110.43/x
  3. Step 3: Cross multiply
    19,660.09x = 29,469.37 × 14,110.43
  4. Step 4: Simplify right side
    19,660.09x = 415,825,264.63
  5. Step 5: Solve for x
    x = 415,825,264.63/19,660.09
  6. Step 6: Final answer
    x = 21,150.73

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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.