Home / 14,213.96-19,623.30-9,442.09

Finding the Fourth Proportional to 14,213.96, 19,623.30 and 9,442.09

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Solution

The fourth proportional to 14,213.96, 19,623.30 and 9,442.09 is: 13,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.96 : 19,623.30 = 9,442.09 : x
  2. Step 2: Convert to fraction form
    14,213.96/19,623.30 = 9,442.09/x
  3. Step 3: Cross multiply
    14,213.96x = 19,623.30 × 9,442.09
  4. Step 4: Simplify right side
    14,213.96x = 185,284,915.64
  5. Step 5: Solve for x
    x = 185,284,915.64/14,213.96
  6. Step 6: Final answer
    x = 13,035.42

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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.