Home / 23,986.56-35,982.40-6,456.64

Finding the Fourth Proportional to 23,986.56, 35,982.40 and 6,456.64

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Solution

The fourth proportional to 23,986.56, 35,982.40 and 6,456.64 is: 9,685.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.56 : 35,982.40 = 6,456.64 : x
  2. Step 2: Convert to fraction form
    23,986.56/35,982.40 = 6,456.64/x
  3. Step 3: Cross multiply
    23,986.56x = 35,982.40 × 6,456.64
  4. Step 4: Simplify right side
    23,986.56x = 232,325,403.14
  5. Step 5: Solve for x
    x = 232,325,403.14/23,986.56
  6. Step 6: Final answer
    x = 9,685.65

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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.