Home / 33,429.60-50,144.40-16,840.80

Finding the Fourth Proportional to 33,429.60, 50,144.40 and 16,840.80

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Solution

The fourth proportional to 33,429.60, 50,144.40 and 16,840.80 is: 25,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.60 : 50,144.40 = 16,840.80 : x
  2. Step 2: Convert to fraction form
    33,429.60/50,144.40 = 16,840.80/x
  3. Step 3: Cross multiply
    33,429.60x = 50,144.40 × 16,840.80
  4. Step 4: Simplify right side
    33,429.60x = 844,471,811.52
  5. Step 5: Solve for x
    x = 844,471,811.52/33,429.60
  6. Step 6: Final answer
    x = 25,261.20

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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.