Home / 26,112.24-39,193.20-16,221.60

Finding the Fourth Proportional to 26,112.24, 39,193.20 and 16,221.60

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Solution

The fourth proportional to 26,112.24, 39,193.20 and 16,221.60 is: 24,347.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.24 : 39,193.20 = 16,221.60 : x
  2. Step 2: Convert to fraction form
    26,112.24/39,193.20 = 16,221.60/x
  3. Step 3: Cross multiply
    26,112.24x = 39,193.20 × 16,221.60
  4. Step 4: Simplify right side
    26,112.24x = 635,776,413.12
  5. Step 5: Solve for x
    x = 635,776,413.12/26,112.24
  6. Step 6: Final answer
    x = 24,347.83

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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.