Home / 33,668.57-46,462.37-18,561.87

Finding the Fourth Proportional to 33,668.57, 46,462.37 and 18,561.87

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Solution

The fourth proportional to 33,668.57, 46,462.37 and 18,561.87 is: 25,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.57 : 46,462.37 = 18,561.87 : x
  2. Step 2: Convert to fraction form
    33,668.57/46,462.37 = 18,561.87/x
  3. Step 3: Cross multiply
    33,668.57x = 46,462.37 × 18,561.87
  4. Step 4: Simplify right side
    33,668.57x = 862,428,471.83
  5. Step 5: Solve for x
    x = 862,428,471.83/33,668.57
  6. Step 6: Final answer
    x = 25,615.24

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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.