Home / 43,974.60-65,968.91-15,891.81

Finding the Fourth Proportional to 43,974.60, 65,968.91 and 15,891.81

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Solution

The fourth proportional to 43,974.60, 65,968.91 and 15,891.81 is: 23,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,974.60 : 65,968.91 = 15,891.81 : x
  2. Step 2: Convert to fraction form
    43,974.60/65,968.91 = 15,891.81/x
  3. Step 3: Cross multiply
    43,974.60x = 65,968.91 × 15,891.81
  4. Step 4: Simplify right side
    43,974.60x = 1,048,365,304.17
  5. Step 5: Solve for x
    x = 1,048,365,304.17/43,974.60
  6. Step 6: Final answer
    x = 23,840.25

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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.