Home / 14,091.49-21,146.46-5,326.41

Finding the Fourth Proportional to 14,091.49, 21,146.46 and 5,326.41

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Solution

The fourth proportional to 14,091.49, 21,146.46 and 5,326.41 is: 7,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.49 : 21,146.46 = 5,326.41 : x
  2. Step 2: Convert to fraction form
    14,091.49/21,146.46 = 5,326.41/x
  3. Step 3: Cross multiply
    14,091.49x = 21,146.46 × 5,326.41
  4. Step 4: Simplify right side
    14,091.49x = 112,634,716.01
  5. Step 5: Solve for x
    x = 112,634,716.01/14,091.49
  6. Step 6: Final answer
    x = 7,993.10

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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.