Home / 20,267.58-27,964.34-11,882.46

Finding the Fourth Proportional to 20,267.58, 27,964.34 and 11,882.46

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Solution

The fourth proportional to 20,267.58, 27,964.34 and 11,882.46 is: 16,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,267.58 : 27,964.34 = 11,882.46 : x
  2. Step 2: Convert to fraction form
    20,267.58/27,964.34 = 11,882.46/x
  3. Step 3: Cross multiply
    20,267.58x = 27,964.34 × 11,882.46
  4. Step 4: Simplify right side
    20,267.58x = 332,285,151.48
  5. Step 5: Solve for x
    x = 332,285,151.48/20,267.58
  6. Step 6: Final answer
    x = 16,394.91

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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.