Home / 12,474.44-18,705.43-4,151.54

Finding the Fourth Proportional to 12,474.44, 18,705.43 and 4,151.54

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Solution

The fourth proportional to 12,474.44, 18,705.43 and 4,151.54 is: 6,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.44 : 18,705.43 = 4,151.54 : x
  2. Step 2: Convert to fraction form
    12,474.44/18,705.43 = 4,151.54/x
  3. Step 3: Cross multiply
    12,474.44x = 18,705.43 × 4,151.54
  4. Step 4: Simplify right side
    12,474.44x = 77,656,287.60
  5. Step 5: Solve for x
    x = 77,656,287.60/12,474.44
  6. Step 6: Final answer
    x = 6,225.23

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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.