Home / 23,928.20-33,020.35-13,317.60

Finding the Fourth Proportional to 23,928.20, 33,020.35 and 13,317.60

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Solution

The fourth proportional to 23,928.20, 33,020.35 and 13,317.60 is: 18,377.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.20 : 33,020.35 = 13,317.60 : x
  2. Step 2: Convert to fraction form
    23,928.20/33,020.35 = 13,317.60/x
  3. Step 3: Cross multiply
    23,928.20x = 33,020.35 × 13,317.60
  4. Step 4: Simplify right side
    23,928.20x = 439,751,779.87
  5. Step 5: Solve for x
    x = 439,751,779.87/23,928.20
  6. Step 6: Final answer
    x = 18,377.98

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