Home / 47,413.45-71,120.16-26,343.39

Finding the Fourth Proportional to 47,413.45, 71,120.16 and 26,343.39

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Solution

The fourth proportional to 47,413.45, 71,120.16 and 26,343.39 is: 39,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,413.45 : 71,120.16 = 26,343.39 : x
  2. Step 2: Convert to fraction form
    47,413.45/71,120.16 = 26,343.39/x
  3. Step 3: Cross multiply
    47,413.45x = 71,120.16 × 26,343.39
  4. Step 4: Simplify right side
    47,413.45x = 1,873,546,378.44
  5. Step 5: Solve for x
    x = 1,873,546,378.44/47,413.45
  6. Step 6: Final answer
    x = 39,515.08

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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.