Home / 14,126.45-21,196.56-5,808.96

Finding the Fourth Proportional to 14,126.45, 21,196.56 and 5,808.96

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Solution

The fourth proportional to 14,126.45, 21,196.56 and 5,808.96 is: 8,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.45 : 21,196.56 = 5,808.96 : x
  2. Step 2: Convert to fraction form
    14,126.45/21,196.56 = 5,808.96/x
  3. Step 3: Cross multiply
    14,126.45x = 21,196.56 × 5,808.96
  4. Step 4: Simplify right side
    14,126.45x = 123,129,969.18
  5. Step 5: Solve for x
    x = 123,129,969.18/14,126.45
  6. Step 6: Final answer
    x = 8,716.27

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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.