Home / 19,827.31-29,743.72-6,683.44

Finding the Fourth Proportional to 19,827.31, 29,743.72 and 6,683.44

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Solution

The fourth proportional to 19,827.31, 29,743.72 and 6,683.44 is: 10,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.31 : 29,743.72 = 6,683.44 : x
  2. Step 2: Convert to fraction form
    19,827.31/29,743.72 = 6,683.44/x
  3. Step 3: Cross multiply
    19,827.31x = 29,743.72 × 6,683.44
  4. Step 4: Simplify right side
    19,827.31x = 198,790,334.58
  5. Step 5: Solve for x
    x = 198,790,334.58/19,827.31
  6. Step 6: Final answer
    x = 10,026.09

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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.