Home / 12,956.70-19,435.43-3,596.82

Finding the Fourth Proportional to 12,956.70, 19,435.43 and 3,596.82

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Solution

The fourth proportional to 12,956.70, 19,435.43 and 3,596.82 is: 5,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,956.70 : 19,435.43 = 3,596.82 : x
  2. Step 2: Convert to fraction form
    12,956.70/19,435.43 = 3,596.82/x
  3. Step 3: Cross multiply
    12,956.70x = 19,435.43 × 3,596.82
  4. Step 4: Simplify right side
    12,956.70x = 69,905,743.33
  5. Step 5: Solve for x
    x = 69,905,743.33/12,956.70
  6. Step 6: Final answer
    x = 5,395.34

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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.