Home / 33,016.68-45,562.28-18,674.60

Finding the Fourth Proportional to 33,016.68, 45,562.28 and 18,674.60

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Solution

The fourth proportional to 33,016.68, 45,562.28 and 18,674.60 is: 25,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016.68 : 45,562.28 = 18,674.60 : x
  2. Step 2: Convert to fraction form
    33,016.68/45,562.28 = 18,674.60/x
  3. Step 3: Cross multiply
    33,016.68x = 45,562.28 × 18,674.60
  4. Step 4: Simplify right side
    33,016.68x = 850,857,354.09
  5. Step 5: Solve for x
    x = 850,857,354.09/33,016.68
  6. Step 6: Final answer
    x = 25,770.53

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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.