Home / 14,560.44-21,840.54-4,172.20

Finding the Fourth Proportional to 14,560.44, 21,840.54 and 4,172.20

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Solution

The fourth proportional to 14,560.44, 21,840.54 and 4,172.20 is: 6,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.44 : 21,840.54 = 4,172.20 : x
  2. Step 2: Convert to fraction form
    14,560.44/21,840.54 = 4,172.20/x
  3. Step 3: Cross multiply
    14,560.44x = 21,840.54 × 4,172.20
  4. Step 4: Simplify right side
    14,560.44x = 91,123,100.99
  5. Step 5: Solve for x
    x = 91,123,100.99/14,560.44
  6. Step 6: Final answer
    x = 6,258.27

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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.