Home / 33,923.06-46,783.18-21,177.42

Finding the Fourth Proportional to 33,923.06, 46,783.18 and 21,177.42

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Solution

The fourth proportional to 33,923.06, 46,783.18 and 21,177.42 is: 29,205.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,923.06 : 46,783.18 = 21,177.42 : x
  2. Step 2: Convert to fraction form
    33,923.06/46,783.18 = 21,177.42/x
  3. Step 3: Cross multiply
    33,923.06x = 46,783.18 × 21,177.42
  4. Step 4: Simplify right side
    33,923.06x = 990,747,045.31
  5. Step 5: Solve for x
    x = 990,747,045.31/33,923.06
  6. Step 6: Final answer
    x = 29,205.71

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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.