Home / 18,824.01-28,198.37-11,323.44

Finding the Fourth Proportional to 18,824.01, 28,198.37 and 11,323.44

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Solution

The fourth proportional to 18,824.01, 28,198.37 and 11,323.44 is: 16,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824.01 : 28,198.37 = 11,323.44 : x
  2. Step 2: Convert to fraction form
    18,824.01/28,198.37 = 11,323.44/x
  3. Step 3: Cross multiply
    18,824.01x = 28,198.37 × 11,323.44
  4. Step 4: Simplify right side
    18,824.01x = 319,302,467.95
  5. Step 5: Solve for x
    x = 319,302,467.95/18,824.01
  6. Step 6: Final answer
    x = 16,962.51

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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.