Home / 18,674.44-25,770.72-10,290.94

Finding the Fourth Proportional to 18,674.44, 25,770.72 and 10,290.94

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Solution

The fourth proportional to 18,674.44, 25,770.72 and 10,290.94 is: 14,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674.44 : 25,770.72 = 10,290.94 : x
  2. Step 2: Convert to fraction form
    18,674.44/25,770.72 = 10,290.94/x
  3. Step 3: Cross multiply
    18,674.44x = 25,770.72 × 10,290.94
  4. Step 4: Simplify right side
    18,674.44x = 265,204,933.28
  5. Step 5: Solve for x
    x = 265,204,933.28/18,674.44
  6. Step 6: Final answer
    x = 14,201.49

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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.