Home / 23,991.44-33,108.87-13,381.76

Finding the Fourth Proportional to 23,991.44, 33,108.87 and 13,381.76

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Solution

The fourth proportional to 23,991.44, 33,108.87 and 13,381.76 is: 18,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.44 : 33,108.87 = 13,381.76 : x
  2. Step 2: Convert to fraction form
    23,991.44/33,108.87 = 13,381.76/x
  3. Step 3: Cross multiply
    23,991.44x = 33,108.87 × 13,381.76
  4. Step 4: Simplify right side
    23,991.44x = 443,054,786.67
  5. Step 5: Solve for x
    x = 443,054,786.67/23,991.44
  6. Step 6: Final answer
    x = 18,467.21

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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.