Home / 19,194.38-28,795.44-8,101.08

Finding the Fourth Proportional to 19,194.38, 28,795.44 and 8,101.08

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Solution

The fourth proportional to 19,194.38, 28,795.44 and 8,101.08 is: 12,153.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.38 : 28,795.44 = 8,101.08 : x
  2. Step 2: Convert to fraction form
    19,194.38/28,795.44 = 8,101.08/x
  3. Step 3: Cross multiply
    19,194.38x = 28,795.44 × 8,101.08
  4. Step 4: Simplify right side
    19,194.38x = 233,274,163.08
  5. Step 5: Solve for x
    x = 233,274,163.08/19,194.38
  6. Step 6: Final answer
    x = 12,153.25

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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.