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Finding the Fourth Proportional to 38,994.26, 58,492.83 and 10,914.26

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Solution

The fourth proportional to 38,994.26, 58,492.83 and 10,914.26 is: 16,371.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,994.26 : 58,492.83 = 10,914.26 : x
  2. Step 2: Convert to fraction form
    38,994.26/58,492.83 = 10,914.26/x
  3. Step 3: Cross multiply
    38,994.26x = 58,492.83 × 10,914.26
  4. Step 4: Simplify right side
    38,994.26x = 638,405,954.76
  5. Step 5: Solve for x
    x = 638,405,954.76/38,994.26
  6. Step 6: Final answer
    x = 16,371.79

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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.