Home / 13,177.53-19,766.39-4,413.13

Finding the Fourth Proportional to 13,177.53, 19,766.39 and 4,413.13

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Solution

The fourth proportional to 13,177.53, 19,766.39 and 4,413.13 is: 6,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.53 : 19,766.39 = 4,413.13 : x
  2. Step 2: Convert to fraction form
    13,177.53/19,766.39 = 4,413.13/x
  3. Step 3: Cross multiply
    13,177.53x = 19,766.39 × 4,413.13
  4. Step 4: Simplify right side
    13,177.53x = 87,231,648.70
  5. Step 5: Solve for x
    x = 87,231,648.70/13,177.53
  6. Step 6: Final answer
    x = 6,619.73

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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.