Home / 33,390.24-46,080.08-18,486.56

Finding the Fourth Proportional to 33,390.24, 46,080.08 and 18,486.56

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Solution

The fourth proportional to 33,390.24, 46,080.08 and 18,486.56 is: 25,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,390.24 : 46,080.08 = 18,486.56 : x
  2. Step 2: Convert to fraction form
    33,390.24/46,080.08 = 18,486.56/x
  3. Step 3: Cross multiply
    33,390.24x = 46,080.08 × 18,486.56
  4. Step 4: Simplify right side
    33,390.24x = 851,862,163.72
  5. Step 5: Solve for x
    x = 851,862,163.72/33,390.24
  6. Step 6: Final answer
    x = 25,512.31

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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.