Home / 33,513.20-46,232.24-20,078

Finding the Fourth Proportional to 33,513.20, 46,232.24 and 20,078

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Solution

The fourth proportional to 33,513.20, 46,232.24 and 20,078 is: 27,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,513.20 : 46,232.24 = 20,078 : x
  2. Step 2: Convert to fraction form
    33,513.20/46,232.24 = 20,078/x
  3. Step 3: Cross multiply
    33,513.20x = 46,232.24 × 20,078
  4. Step 4: Simplify right side
    33,513.20x = 928,250,914.72
  5. Step 5: Solve for x
    x = 928,250,914.72/33,513.20
  6. Step 6: Final answer
    x = 27,698.07

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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.