Home / 19,826.81-29,742.96-6,682.94

Finding the Fourth Proportional to 19,826.81, 29,742.96 and 6,682.94

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Solution

The fourth proportional to 19,826.81, 29,742.96 and 6,682.94 is: 10,025.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.81 : 29,742.96 = 6,682.94 : x
  2. Step 2: Convert to fraction form
    19,826.81/29,742.96 = 6,682.94/x
  3. Step 3: Cross multiply
    19,826.81x = 29,742.96 × 6,682.94
  4. Step 4: Simplify right side
    19,826.81x = 198,770,404.98
  5. Step 5: Solve for x
    x = 198,770,404.98/19,826.81
  6. Step 6: Final answer
    x = 10,025.34

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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.