Home / 16,761.25-23,090.64-11,716.12

Finding the Fourth Proportional to 16,761.25, 23,090.64 and 11,716.12

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Solution

The fourth proportional to 16,761.25, 23,090.64 and 11,716.12 is: 16,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.25 : 23,090.64 = 11,716.12 : x
  2. Step 2: Convert to fraction form
    16,761.25/23,090.64 = 11,716.12/x
  3. Step 3: Cross multiply
    16,761.25x = 23,090.64 × 11,716.12
  4. Step 4: Simplify right side
    16,761.25x = 270,532,709.12
  5. Step 5: Solve for x
    x = 270,532,709.12/16,761.25
  6. Step 6: Final answer
    x = 16,140.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.