Home / 41,728.87-62,595.84-13,651.89

Finding the Fourth Proportional to 41,728.87, 62,595.84 and 13,651.89

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Solution

The fourth proportional to 41,728.87, 62,595.84 and 13,651.89 is: 20,478.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,728.87 : 62,595.84 = 13,651.89 : x
  2. Step 2: Convert to fraction form
    41,728.87/62,595.84 = 13,651.89/x
  3. Step 3: Cross multiply
    41,728.87x = 62,595.84 × 13,651.89
  4. Step 4: Simplify right side
    41,728.87x = 854,551,522.14
  5. Step 5: Solve for x
    x = 854,551,522.14/41,728.87
  6. Step 6: Final answer
    x = 20,478.66

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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.