Home / 33,518.44-46,254.18-18,615.40

Finding the Fourth Proportional to 33,518.44, 46,254.18 and 18,615.40

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Solution

The fourth proportional to 33,518.44, 46,254.18 and 18,615.40 is: 25,688.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.44 : 46,254.18 = 18,615.40 : x
  2. Step 2: Convert to fraction form
    33,518.44/46,254.18 = 18,615.40/x
  3. Step 3: Cross multiply
    33,518.44x = 46,254.18 × 18,615.40
  4. Step 4: Simplify right side
    33,518.44x = 861,040,062.37
  5. Step 5: Solve for x
    x = 861,040,062.37/33,518.44
  6. Step 6: Final answer
    x = 25,688.55

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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.