Home / 20,414.43-30,634.74-11,060.91

Finding the Fourth Proportional to 20,414.43, 30,634.74 and 11,060.91

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Solution

The fourth proportional to 20,414.43, 30,634.74 and 11,060.91 is: 16,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,414.43 : 30,634.74 = 11,060.91 : x
  2. Step 2: Convert to fraction form
    20,414.43/30,634.74 = 11,060.91/x
  3. Step 3: Cross multiply
    20,414.43x = 30,634.74 × 11,060.91
  4. Step 4: Simplify right side
    20,414.43x = 338,848,102.01
  5. Step 5: Solve for x
    x = 338,848,102.01/20,414.43
  6. Step 6: Final answer
    x = 16,598.46

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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.