Home / 23,991.75-33,110.25-13,381.29

Finding the Fourth Proportional to 23,991.75, 33,110.25 and 13,381.29

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Solution

The fourth proportional to 23,991.75, 33,110.25 and 13,381.29 is: 18,467.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.75 : 33,110.25 = 13,381.29 : x
  2. Step 2: Convert to fraction form
    23,991.75/33,110.25 = 13,381.29/x
  3. Step 3: Cross multiply
    23,991.75x = 33,110.25 × 13,381.29
  4. Step 4: Simplify right side
    23,991.75x = 443,057,857.22
  5. Step 5: Solve for x
    x = 443,057,857.22/23,991.75
  6. Step 6: Final answer
    x = 18,467.09

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1.5x scale

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.