Home / 66,413.76-99,626.55-22,040.90

Finding the Fourth Proportional to 66,413.76, 99,626.55 and 22,040.90

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Solution

The fourth proportional to 66,413.76, 99,626.55 and 22,040.90 is: 33,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,413.76 : 99,626.55 = 22,040.90 : x
  2. Step 2: Convert to fraction form
    66,413.76/99,626.55 = 22,040.90/x
  3. Step 3: Cross multiply
    66,413.76x = 99,626.55 × 22,040.90
  4. Step 4: Simplify right side
    66,413.76x = 2,195,858,825.90
  5. Step 5: Solve for x
    x = 2,195,858,825.90/66,413.76
  6. Step 6: Final answer
    x = 33,063.31

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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.