Home / 46,419.44-69,620.94-21,113.03

Finding the Fourth Proportional to 46,419.44, 69,620.94 and 21,113.03

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Solution

The fourth proportional to 46,419.44, 69,620.94 and 21,113.03 is: 31,665.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,419.44 : 69,620.94 = 21,113.03 : x
  2. Step 2: Convert to fraction form
    46,419.44/69,620.94 = 21,113.03/x
  3. Step 3: Cross multiply
    46,419.44x = 69,620.94 × 21,113.03
  4. Step 4: Simplify right side
    46,419.44x = 1,469,909,168.90
  5. Step 5: Solve for x
    x = 1,469,909,168.90/46,419.44
  6. Step 6: Final answer
    x = 31,665.81

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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.