Home / 18,048.36-27,069.24-8,185.26

Finding the Fourth Proportional to 18,048.36, 27,069.24 and 8,185.26

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Solution

The fourth proportional to 18,048.36, 27,069.24 and 8,185.26 is: 12,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.36 : 27,069.24 = 8,185.26 : x
  2. Step 2: Convert to fraction form
    18,048.36/27,069.24 = 8,185.26/x
  3. Step 3: Cross multiply
    18,048.36x = 27,069.24 × 8,185.26
  4. Step 4: Simplify right side
    18,048.36x = 221,568,767.40
  5. Step 5: Solve for x
    x = 221,568,767.40/18,048.36
  6. Step 6: Final answer
    x = 12,276.39

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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.