Home / 23,991.21-36,018.01-18,448.45

Finding the Fourth Proportional to 23,991.21, 36,018.01 and 18,448.45

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Solution

The fourth proportional to 23,991.21, 36,018.01 and 18,448.45 is: 27,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.21 : 36,018.01 = 18,448.45 : x
  2. Step 2: Convert to fraction form
    23,991.21/36,018.01 = 18,448.45/x
  3. Step 3: Cross multiply
    23,991.21x = 36,018.01 × 18,448.45
  4. Step 4: Simplify right side
    23,991.21x = 664,476,456.58
  5. Step 5: Solve for x
    x = 664,476,456.58/23,991.21
  6. Step 6: Final answer
    x = 27,696.66

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1.5x scale

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.