Home / 33,811.42-46,658.91-18,704.92

Finding the Fourth Proportional to 33,811.42, 46,658.91 and 18,704.92

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Solution

The fourth proportional to 33,811.42, 46,658.91 and 18,704.92 is: 25,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,811.42 : 46,658.91 = 18,704.92 : x
  2. Step 2: Convert to fraction form
    33,811.42/46,658.91 = 18,704.92/x
  3. Step 3: Cross multiply
    33,811.42x = 46,658.91 × 18,704.92
  4. Step 4: Simplify right side
    33,811.42x = 872,751,108.95
  5. Step 5: Solve for x
    x = 872,751,108.95/33,811.42
  6. Step 6: Final answer
    x = 25,812.32

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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.