Home / 14,793.08-20,413.68-8,825.36

Finding the Fourth Proportional to 14,793.08, 20,413.68 and 8,825.36

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Solution

The fourth proportional to 14,793.08, 20,413.68 and 8,825.36 is: 12,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.08 : 20,413.68 = 8,825.36 : x
  2. Step 2: Convert to fraction form
    14,793.08/20,413.68 = 8,825.36/x
  3. Step 3: Cross multiply
    14,793.08x = 20,413.68 × 8,825.36
  4. Step 4: Simplify right side
    14,793.08x = 180,158,074.92
  5. Step 5: Solve for x
    x = 180,158,074.92/14,793.08
  6. Step 6: Final answer
    x = 12,178.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.