Home / 33,350.79-46,022.37-18,240.51

Finding the Fourth Proportional to 33,350.79, 46,022.37 and 18,240.51

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Solution

The fourth proportional to 33,350.79, 46,022.37 and 18,240.51 is: 25,170.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,350.79 : 46,022.37 = 18,240.51 : x
  2. Step 2: Convert to fraction form
    33,350.79/46,022.37 = 18,240.51/x
  3. Step 3: Cross multiply
    33,350.79x = 46,022.37 × 18,240.51
  4. Step 4: Simplify right side
    33,350.79x = 839,471,500.21
  5. Step 5: Solve for x
    x = 839,471,500.21/33,350.79
  6. Step 6: Final answer
    x = 25,170.96

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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.