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Finding the Fourth Proportional to 41,676.17, 62,492.99 and 13,578.15

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Solution

The fourth proportional to 41,676.17, 62,492.99 and 13,578.15 is: 20,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,676.17 : 62,492.99 = 13,578.15 : x
  2. Step 2: Convert to fraction form
    41,676.17/62,492.99 = 13,578.15/x
  3. Step 3: Cross multiply
    41,676.17x = 62,492.99 × 13,578.15
  4. Step 4: Simplify right side
    41,676.17x = 848,539,124.28
  5. Step 5: Solve for x
    x = 848,539,124.28/41,676.17
  6. Step 6: Final answer
    x = 20,360.30

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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.