Home / 24,190.40-33,379.80-13,577.78

Finding the Fourth Proportional to 24,190.40, 33,379.80 and 13,577.78

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Solution

The fourth proportional to 24,190.40, 33,379.80 and 13,577.78 is: 18,735.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,190.40 : 33,379.80 = 13,577.78 : x
  2. Step 2: Convert to fraction form
    24,190.40/33,379.80 = 13,577.78/x
  3. Step 3: Cross multiply
    24,190.40x = 33,379.80 × 13,577.78
  4. Step 4: Simplify right side
    24,190.40x = 453,223,413.95
  5. Step 5: Solve for x
    x = 453,223,413.95/24,190.40
  6. Step 6: Final answer
    x = 18,735.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.