Home / 38,290.32-57,413.88-14,889.96

Finding the Fourth Proportional to 38,290.32, 57,413.88 and 14,889.96

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Solution

The fourth proportional to 38,290.32, 57,413.88 and 14,889.96 is: 22,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.32 : 57,413.88 = 14,889.96 : x
  2. Step 2: Convert to fraction form
    38,290.32/57,413.88 = 14,889.96/x
  3. Step 3: Cross multiply
    38,290.32x = 57,413.88 × 14,889.96
  4. Step 4: Simplify right side
    38,290.32x = 854,890,376.64
  5. Step 5: Solve for x
    x = 854,890,376.64/38,290.32
  6. Step 6: Final answer
    x = 22,326.54

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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.