Home / 19,092.87-28,632.43-6,609.50

Finding the Fourth Proportional to 19,092.87, 28,632.43 and 6,609.50

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Solution

The fourth proportional to 19,092.87, 28,632.43 and 6,609.50 is: 9,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.87 : 28,632.43 = 6,609.50 : x
  2. Step 2: Convert to fraction form
    19,092.87/28,632.43 = 6,609.50/x
  3. Step 3: Cross multiply
    19,092.87x = 28,632.43 × 6,609.50
  4. Step 4: Simplify right side
    19,092.87x = 189,246,046.09
  5. Step 5: Solve for x
    x = 189,246,046.09/19,092.87
  6. Step 6: Final answer
    x = 9,911.87

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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.