Home / 38,413.80-57,750.30-32,711.40

Finding the Fourth Proportional to 38,413.80, 57,750.30 and 32,711.40

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Solution

The fourth proportional to 38,413.80, 57,750.30 and 32,711.40 is: 49,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,413.80 : 57,750.30 = 32,711.40 : x
  2. Step 2: Convert to fraction form
    38,413.80/57,750.30 = 32,711.40/x
  3. Step 3: Cross multiply
    38,413.80x = 57,750.30 × 32,711.40
  4. Step 4: Simplify right side
    38,413.80x = 1,889,093,163.42
  5. Step 5: Solve for x
    x = 1,889,093,163.42/38,413.80
  6. Step 6: Final answer
    x = 49,177.46

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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.