Home / 18,215.37-27,323.01-5,736.44

Finding the Fourth Proportional to 18,215.37, 27,323.01 and 5,736.44

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Solution

The fourth proportional to 18,215.37, 27,323.01 and 5,736.44 is: 8,604.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,215.37 : 27,323.01 = 5,736.44 : x
  2. Step 2: Convert to fraction form
    18,215.37/27,323.01 = 5,736.44/x
  3. Step 3: Cross multiply
    18,215.37x = 27,323.01 × 5,736.44
  4. Step 4: Simplify right side
    18,215.37x = 156,736,670.87
  5. Step 5: Solve for x
    x = 156,736,670.87/18,215.37
  6. Step 6: Final answer
    x = 8,604.64

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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.