Home / 53,413.92-80,096.40-28,447.44

Finding the Fourth Proportional to 53,413.92, 80,096.40 and 28,447.44

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Solution

The fourth proportional to 53,413.92, 80,096.40 and 28,447.44 is: 42,658.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413.92 : 80,096.40 = 28,447.44 : x
  2. Step 2: Convert to fraction form
    53,413.92/80,096.40 = 28,447.44/x
  3. Step 3: Cross multiply
    53,413.92x = 80,096.40 × 28,447.44
  4. Step 4: Simplify right side
    53,413.92x = 2,278,537,533.22
  5. Step 5: Solve for x
    x = 2,278,537,533.22/53,413.92
  6. Step 6: Final answer
    x = 42,658.12

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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.