Home / 19,080.06-28,618.44-5,229.06

Finding the Fourth Proportional to 19,080.06, 28,618.44 and 5,229.06

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Solution

The fourth proportional to 19,080.06, 28,618.44 and 5,229.06 is: 7,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.06 : 28,618.44 = 5,229.06 : x
  2. Step 2: Convert to fraction form
    19,080.06/28,618.44 = 5,229.06/x
  3. Step 3: Cross multiply
    19,080.06x = 28,618.44 × 5,229.06
  4. Step 4: Simplify right side
    19,080.06x = 149,647,539.87
  5. Step 5: Solve for x
    x = 149,647,539.87/19,080.06
  6. Step 6: Final answer
    x = 7,843.14

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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.