Home / 22,119.36-30,525.09-12,048

Finding the Fourth Proportional to 22,119.36, 30,525.09 and 12,048

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Solution

The fourth proportional to 22,119.36, 30,525.09 and 12,048 is: 16,626.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.36 : 30,525.09 = 12,048 : x
  2. Step 2: Convert to fraction form
    22,119.36/30,525.09 = 12,048/x
  3. Step 3: Cross multiply
    22,119.36x = 30,525.09 × 12,048
  4. Step 4: Simplify right side
    22,119.36x = 367,766,224.08
  5. Step 5: Solve for x
    x = 367,766,224.08/22,119.36
  6. Step 6: Final answer
    x = 16,626.44

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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.