Home / 12,768.44-19,152.63-4,004.01

Finding the Fourth Proportional to 12,768.44, 19,152.63 and 4,004.01

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Solution

The fourth proportional to 12,768.44, 19,152.63 and 4,004.01 is: 6,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,768.44 : 19,152.63 = 4,004.01 : x
  2. Step 2: Convert to fraction form
    12,768.44/19,152.63 = 4,004.01/x
  3. Step 3: Cross multiply
    12,768.44x = 19,152.63 × 4,004.01
  4. Step 4: Simplify right side
    12,768.44x = 76,687,322.05
  5. Step 5: Solve for x
    x = 76,687,322.05/12,768.44
  6. Step 6: Final answer
    x = 6,006.01

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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.