Home / 14,485.25-21,715.56-13,796.34

Finding the Fourth Proportional to 14,485.25, 21,715.56 and 13,796.34

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Solution

The fourth proportional to 14,485.25, 21,715.56 and 13,796.34 is: 20,682.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485.25 : 21,715.56 = 13,796.34 : x
  2. Step 2: Convert to fraction form
    14,485.25/21,715.56 = 13,796.34/x
  3. Step 3: Cross multiply
    14,485.25x = 21,715.56 × 13,796.34
  4. Step 4: Simplify right side
    14,485.25x = 299,595,249.05
  5. Step 5: Solve for x
    x = 299,595,249.05/14,485.25
  6. Step 6: Final answer
    x = 20,682.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.