Home / 21,673.41-29,909.32-12,241.97

Finding the Fourth Proportional to 21,673.41, 29,909.32 and 12,241.97

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Solution

The fourth proportional to 21,673.41, 29,909.32 and 12,241.97 is: 16,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,673.41 : 29,909.32 = 12,241.97 : x
  2. Step 2: Convert to fraction form
    21,673.41/29,909.32 = 12,241.97/x
  3. Step 3: Cross multiply
    21,673.41x = 29,909.32 × 12,241.97
  4. Step 4: Simplify right side
    21,673.41x = 366,148,930.17
  5. Step 5: Solve for x
    x = 366,148,930.17/21,673.41
  6. Step 6: Final answer
    x = 16,893.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.