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Finding the Fourth Proportional to 13,276, 19,914 and 4,042

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Solution

The fourth proportional to 13,276, 19,914 and 4,042 is: 6,063

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276 : 19,914 = 4,042 : x
  2. Step 2: Convert to fraction form
    13,276/19,914 = 4,042/x
  3. Step 3: Cross multiply
    13,276x = 19,914 × 4,042
  4. Step 4: Simplify right side
    13,276x = 80,492,388
  5. Step 5: Solve for x
    x = 80,492,388/13,276
  6. Step 6: Final answer
    x = 6,063

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.