Home / 22,466.44-31,003.79-12,395

Finding the Fourth Proportional to 22,466.44, 31,003.79 and 12,395

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Solution

The fourth proportional to 22,466.44, 31,003.79 and 12,395 is: 17,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.44 : 31,003.79 = 12,395 : x
  2. Step 2: Convert to fraction form
    22,466.44/31,003.79 = 12,395/x
  3. Step 3: Cross multiply
    22,466.44x = 31,003.79 × 12,395
  4. Step 4: Simplify right side
    22,466.44x = 384,291,977.05
  5. Step 5: Solve for x
    x = 384,291,977.05/22,466.44
  6. Step 6: Final answer
    x = 17,105.16

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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.