Home / 20,057.45-30,067.67-9,532.44

Finding the Fourth Proportional to 20,057.45, 30,067.67 and 9,532.44

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Solution

The fourth proportional to 20,057.45, 30,067.67 and 9,532.44 is: 14,289.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057.45 : 30,067.67 = 9,532.44 : x
  2. Step 2: Convert to fraction form
    20,057.45/30,067.67 = 9,532.44/x
  3. Step 3: Cross multiply
    20,057.45x = 30,067.67 × 9,532.44
  4. Step 4: Simplify right side
    20,057.45x = 286,618,284.05
  5. Step 5: Solve for x
    x = 286,618,284.05/20,057.45
  6. Step 6: Final answer
    x = 14,289.87

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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.