Home / 10,269.75-14,172.26-5,554.03

Finding the Fourth Proportional to 10,269.75, 14,172.26 and 5,554.03

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Solution

The fourth proportional to 10,269.75, 14,172.26 and 5,554.03 is: 7,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.75 : 14,172.26 = 5,554.03 : x
  2. Step 2: Convert to fraction form
    10,269.75/14,172.26 = 5,554.03/x
  3. Step 3: Cross multiply
    10,269.75x = 14,172.26 × 5,554.03
  4. Step 4: Simplify right side
    10,269.75x = 78,713,157.21
  5. Step 5: Solve for x
    x = 78,713,157.21/10,269.75
  6. Step 6: Final answer
    x = 7,664.56

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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.