Home / 20,290.44-30,354.42-17,546.76

Finding the Fourth Proportional to 20,290.44, 30,354.42 and 17,546.76

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Solution

The fourth proportional to 20,290.44, 30,354.42 and 17,546.76 is: 26,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,290.44 : 30,354.42 = 17,546.76 : x
  2. Step 2: Convert to fraction form
    20,290.44/30,354.42 = 17,546.76/x
  3. Step 3: Cross multiply
    20,290.44x = 30,354.42 × 17,546.76
  4. Step 4: Simplify right side
    20,290.44x = 532,621,722.68
  5. Step 5: Solve for x
    x = 532,621,722.68/20,290.44
  6. Step 6: Final answer
    x = 26,249.89

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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.