Home / 41,448.64-62,172-18,074.56

Finding the Fourth Proportional to 41,448.64, 62,172 and 18,074.56

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Solution

The fourth proportional to 41,448.64, 62,172 and 18,074.56 is: 27,111.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,448.64 : 62,172 = 18,074.56 : x
  2. Step 2: Convert to fraction form
    41,448.64/62,172 = 18,074.56/x
  3. Step 3: Cross multiply
    41,448.64x = 62,172 × 18,074.56
  4. Step 4: Simplify right side
    41,448.64x = 1,123,731,544.32
  5. Step 5: Solve for x
    x = 1,123,731,544.32/41,448.64
  6. Step 6: Final answer
    x = 27,111.42

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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.