Home / 14,268.30-21,396.93-4,906.54

Finding the Fourth Proportional to 14,268.30, 21,396.93 and 4,906.54

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Solution

The fourth proportional to 14,268.30, 21,396.93 and 4,906.54 is: 7,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.30 : 21,396.93 = 4,906.54 : x
  2. Step 2: Convert to fraction form
    14,268.30/21,396.93 = 4,906.54/x
  3. Step 3: Cross multiply
    14,268.30x = 21,396.93 × 4,906.54
  4. Step 4: Simplify right side
    14,268.30x = 104,984,892.92
  5. Step 5: Solve for x
    x = 104,984,892.92/14,268.30
  6. Step 6: Final answer
    x = 7,357.91

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Why These Related Problems?

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