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Finding the Fourth Proportional to 22,798.89, 34,197.93 and 7,216.56

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Solution

The fourth proportional to 22,798.89, 34,197.93 and 7,216.56 is: 10,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,798.89 : 34,197.93 = 7,216.56 : x
  2. Step 2: Convert to fraction form
    22,798.89/34,197.93 = 7,216.56/x
  3. Step 3: Cross multiply
    22,798.89x = 34,197.93 × 7,216.56
  4. Step 4: Simplify right side
    22,798.89x = 246,791,413.72
  5. Step 5: Solve for x
    x = 246,791,413.72/22,798.89
  6. Step 6: Final answer
    x = 10,824.71

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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.