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Finding the Fourth Proportional to 38,837, 58,265.22 and 11,135

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Solution

The fourth proportional to 38,837, 58,265.22 and 11,135 is: 16,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837 : 58,265.22 = 11,135 : x
  2. Step 2: Convert to fraction form
    38,837/58,265.22 = 11,135/x
  3. Step 3: Cross multiply
    38,837x = 58,265.22 × 11,135
  4. Step 4: Simplify right side
    38,837x = 648,783,224.70
  5. Step 5: Solve for x
    x = 648,783,224.70/38,837
  6. Step 6: Final answer
    x = 16,705.29

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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.