Home / 19,618.53-29,413.20-11,825.52

Finding the Fourth Proportional to 19,618.53, 29,413.20 and 11,825.52

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Solution

The fourth proportional to 19,618.53, 29,413.20 and 11,825.52 is: 17,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.53 : 29,413.20 = 11,825.52 : x
  2. Step 2: Convert to fraction form
    19,618.53/29,413.20 = 11,825.52/x
  3. Step 3: Cross multiply
    19,618.53x = 29,413.20 × 11,825.52
  4. Step 4: Simplify right side
    19,618.53x = 347,826,384.86
  5. Step 5: Solve for x
    x = 347,826,384.86/19,618.53
  6. Step 6: Final answer
    x = 17,729.48

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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.