Home / 14,476.94-21,708.48-7,072.73

Finding the Fourth Proportional to 14,476.94, 21,708.48 and 7,072.73

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Solution

The fourth proportional to 14,476.94, 21,708.48 and 7,072.73 is: 10,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.94 : 21,708.48 = 7,072.73 : x
  2. Step 2: Convert to fraction form
    14,476.94/21,708.48 = 7,072.73/x
  3. Step 3: Cross multiply
    14,476.94x = 21,708.48 × 7,072.73
  4. Step 4: Simplify right side
    14,476.94x = 153,538,236.66
  5. Step 5: Solve for x
    x = 153,538,236.66/14,476.94
  6. Step 6: Final answer
    x = 10,605.71

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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.