Home / 39,413.73-59,114.12-11,705.25

Finding the Fourth Proportional to 39,413.73, 59,114.12 and 11,705.25

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Solution

The fourth proportional to 39,413.73, 59,114.12 and 11,705.25 is: 17,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,413.73 : 59,114.12 = 11,705.25 : x
  2. Step 2: Convert to fraction form
    39,413.73/59,114.12 = 11,705.25/x
  3. Step 3: Cross multiply
    39,413.73x = 59,114.12 × 11,705.25
  4. Step 4: Simplify right side
    39,413.73x = 691,945,494.60
  5. Step 5: Solve for x
    x = 691,945,494.60/39,413.73
  6. Step 6: Final answer
    x = 17,555.95

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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.