Home / 38,413.85-57,607.46-13,453.35

Finding the Fourth Proportional to 38,413.85, 57,607.46 and 13,453.35

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Solution

The fourth proportional to 38,413.85, 57,607.46 and 13,453.35 is: 20,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,413.85 : 57,607.46 = 13,453.35 : x
  2. Step 2: Convert to fraction form
    38,413.85/57,607.46 = 13,453.35/x
  3. Step 3: Cross multiply
    38,413.85x = 57,607.46 × 13,453.35
  4. Step 4: Simplify right side
    38,413.85x = 775,013,326.73
  5. Step 5: Solve for x
    x = 775,013,326.73/38,413.85
  6. Step 6: Final answer
    x = 20,175.36

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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.