Home / 27,716.72-38,249.06-14,969.90

Finding the Fourth Proportional to 27,716.72, 38,249.06 and 14,969.90

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Solution

The fourth proportional to 27,716.72, 38,249.06 and 14,969.90 is: 20,658.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,716.72 : 38,249.06 = 14,969.90 : x
  2. Step 2: Convert to fraction form
    27,716.72/38,249.06 = 14,969.90/x
  3. Step 3: Cross multiply
    27,716.72x = 38,249.06 × 14,969.90
  4. Step 4: Simplify right side
    27,716.72x = 572,584,736.34
  5. Step 5: Solve for x
    x = 572,584,736.34/27,716.72
  6. Step 6: Final answer
    x = 20,658.46

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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.