Home / 33,478.33-50,220.45-12,418.61

Finding the Fourth Proportional to 33,478.33, 50,220.45 and 12,418.61

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Solution

The fourth proportional to 33,478.33, 50,220.45 and 12,418.61 is: 18,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,478.33 : 50,220.45 = 12,418.61 : x
  2. Step 2: Convert to fraction form
    33,478.33/50,220.45 = 12,418.61/x
  3. Step 3: Cross multiply
    33,478.33x = 50,220.45 × 12,418.61
  4. Step 4: Simplify right side
    33,478.33x = 623,668,182.57
  5. Step 5: Solve for x
    x = 623,668,182.57/33,478.33
  6. Step 6: Final answer
    x = 18,629.01

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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.