Home / 23,110.02-31,891.74-12,499.64

Finding the Fourth Proportional to 23,110.02, 31,891.74 and 12,499.64

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Solution

The fourth proportional to 23,110.02, 31,891.74 and 12,499.64 is: 17,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.02 : 31,891.74 = 12,499.64 : x
  2. Step 2: Convert to fraction form
    23,110.02/31,891.74 = 12,499.64/x
  3. Step 3: Cross multiply
    23,110.02x = 31,891.74 × 12,499.64
  4. Step 4: Simplify right side
    23,110.02x = 398,635,268.97
  5. Step 5: Solve for x
    x = 398,635,268.97/23,110.02
  6. Step 6: Final answer
    x = 17,249.46

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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.