Home / 19,189.44-28,786.32-8,094.06

Finding the Fourth Proportional to 19,189.44, 28,786.32 and 8,094.06

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Solution

The fourth proportional to 19,189.44, 28,786.32 and 8,094.06 is: 12,142.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.44 : 28,786.32 = 8,094.06 : x
  2. Step 2: Convert to fraction form
    19,189.44/28,786.32 = 8,094.06/x
  3. Step 3: Cross multiply
    19,189.44x = 28,786.32 × 8,094.06
  4. Step 4: Simplify right side
    19,189.44x = 232,998,201.26
  5. Step 5: Solve for x
    x = 232,998,201.26/19,189.44
  6. Step 6: Final answer
    x = 12,142.00

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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.