Home / 46,485.26-69,715.43-20,183.75

Finding the Fourth Proportional to 46,485.26, 69,715.43 and 20,183.75

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Solution

The fourth proportional to 46,485.26, 69,715.43 and 20,183.75 is: 30,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,485.26 : 69,715.43 = 20,183.75 : x
  2. Step 2: Convert to fraction form
    46,485.26/69,715.43 = 20,183.75/x
  3. Step 3: Cross multiply
    46,485.26x = 69,715.43 × 20,183.75
  4. Step 4: Simplify right side
    46,485.26x = 1,407,118,810.26
  5. Step 5: Solve for x
    x = 1,407,118,810.26/46,485.26
  6. Step 6: Final answer
    x = 30,270.21

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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.