Home / 20,268.93-30,395.64-9,736.02

Finding the Fourth Proportional to 20,268.93, 30,395.64 and 9,736.02

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Solution

The fourth proportional to 20,268.93, 30,395.64 and 9,736.02 is: 14,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268.93 : 30,395.64 = 9,736.02 : x
  2. Step 2: Convert to fraction form
    20,268.93/30,395.64 = 9,736.02/x
  3. Step 3: Cross multiply
    20,268.93x = 30,395.64 × 9,736.02
  4. Step 4: Simplify right side
    20,268.93x = 295,932,558.95
  5. Step 5: Solve for x
    x = 295,932,558.95/20,268.93
  6. Step 6: Final answer
    x = 14,600.30

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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.