Home / 33,861.48-46,698.24-21,912.36

Finding the Fourth Proportional to 33,861.48, 46,698.24 and 21,912.36

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Solution

The fourth proportional to 33,861.48, 46,698.24 and 21,912.36 is: 30,219.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.48 : 46,698.24 = 21,912.36 : x
  2. Step 2: Convert to fraction form
    33,861.48/46,698.24 = 21,912.36/x
  3. Step 3: Cross multiply
    33,861.48x = 46,698.24 × 21,912.36
  4. Step 4: Simplify right side
    33,861.48x = 1,023,268,646.25
  5. Step 5: Solve for x
    x = 1,023,268,646.25/33,861.48
  6. Step 6: Final answer
    x = 30,219.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.