Home / 23,991.36-33,108.14-13,381.68

Finding the Fourth Proportional to 23,991.36, 33,108.14 and 13,381.68

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Solution

The fourth proportional to 23,991.36, 33,108.14 and 13,381.68 is: 18,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.36 : 33,108.14 = 13,381.68 : x
  2. Step 2: Convert to fraction form
    23,991.36/33,108.14 = 13,381.68/x
  3. Step 3: Cross multiply
    23,991.36x = 33,108.14 × 13,381.68
  4. Step 4: Simplify right side
    23,991.36x = 443,042,467.97
  5. Step 5: Solve for x
    x = 443,042,467.97/23,991.36
  6. Step 6: Final answer
    x = 18,466.75

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Similar ratio
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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.