Home / 19,194.88-28,800.70-6,723.86

Finding the Fourth Proportional to 19,194.88, 28,800.70 and 6,723.86

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Solution

The fourth proportional to 19,194.88, 28,800.70 and 6,723.86 is: 10,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.88 : 28,800.70 = 6,723.86 : x
  2. Step 2: Convert to fraction form
    19,194.88/28,800.70 = 6,723.86/x
  3. Step 3: Cross multiply
    19,194.88x = 28,800.70 × 6,723.86
  4. Step 4: Simplify right side
    19,194.88x = 193,651,874.70
  5. Step 5: Solve for x
    x = 193,651,874.70/19,194.88
  6. Step 6: Final answer
    x = 10,088.73

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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.