Home / 33,302.40-49,940.16-12,514.56

Finding the Fourth Proportional to 33,302.40, 49,940.16 and 12,514.56

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Solution

The fourth proportional to 33,302.40, 49,940.16 and 12,514.56 is: 18,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,302.40 : 49,940.16 = 12,514.56 : x
  2. Step 2: Convert to fraction form
    33,302.40/49,940.16 = 12,514.56/x
  3. Step 3: Cross multiply
    33,302.40x = 49,940.16 × 12,514.56
  4. Step 4: Simplify right side
    33,302.40x = 624,979,128.73
  5. Step 5: Solve for x
    x = 624,979,128.73/33,302.40
  6. Step 6: Final answer
    x = 18,766.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.