Home / 53,413.04-80,076.36-22,271.60

Finding the Fourth Proportional to 53,413.04, 80,076.36 and 22,271.60

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Solution

The fourth proportional to 53,413.04, 80,076.36 and 22,271.60 is: 33,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413.04 : 80,076.36 = 22,271.60 : x
  2. Step 2: Convert to fraction form
    53,413.04/80,076.36 = 22,271.60/x
  3. Step 3: Cross multiply
    53,413.04x = 80,076.36 × 22,271.60
  4. Step 4: Simplify right side
    53,413.04x = 1,783,428,659.38
  5. Step 5: Solve for x
    x = 1,783,428,659.38/53,413.04
  6. Step 6: Final answer
    x = 33,389.39

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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.