Home / 19,091.87-28,630.93-6,608.50

Finding the Fourth Proportional to 19,091.87, 28,630.93 and 6,608.50

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Solution

The fourth proportional to 19,091.87, 28,630.93 and 6,608.50 is: 9,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.87 : 28,630.93 = 6,608.50 : x
  2. Step 2: Convert to fraction form
    19,091.87/28,630.93 = 6,608.50/x
  3. Step 3: Cross multiply
    19,091.87x = 28,630.93 × 6,608.50
  4. Step 4: Simplify right side
    19,091.87x = 189,207,500.91
  5. Step 5: Solve for x
    x = 189,207,500.91/19,091.87
  6. Step 6: Final answer
    x = 9,910.37

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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.