Home / 21,908.55-32,835.36-9,413.73

Finding the Fourth Proportional to 21,908.55, 32,835.36 and 9,413.73

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Solution

The fourth proportional to 21,908.55, 32,835.36 and 9,413.73 is: 14,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908.55 : 32,835.36 = 9,413.73 : x
  2. Step 2: Convert to fraction form
    21,908.55/32,835.36 = 9,413.73/x
  3. Step 3: Cross multiply
    21,908.55x = 32,835.36 × 9,413.73
  4. Step 4: Simplify right side
    21,908.55x = 309,103,213.49
  5. Step 5: Solve for x
    x = 309,103,213.49/21,908.55
  6. Step 6: Final answer
    x = 14,108.79

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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.