Home / 33,163.84-45,765.20-18,056.80

Finding the Fourth Proportional to 33,163.84, 45,765.20 and 18,056.80

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Solution

The fourth proportional to 33,163.84, 45,765.20 and 18,056.80 is: 24,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,163.84 : 45,765.20 = 18,056.80 : x
  2. Step 2: Convert to fraction form
    33,163.84/45,765.20 = 18,056.80/x
  3. Step 3: Cross multiply
    33,163.84x = 45,765.20 × 18,056.80
  4. Step 4: Simplify right side
    33,163.84x = 826,373,063.36
  5. Step 5: Solve for x
    x = 826,373,063.36/33,163.84
  6. Step 6: Final answer
    x = 24,917.89

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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.