Home / 20,103.26-27,743.76-11,606.94

Finding the Fourth Proportional to 20,103.26, 27,743.76 and 11,606.94

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Solution

The fourth proportional to 20,103.26, 27,743.76 and 11,606.94 is: 16,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,103.26 : 27,743.76 = 11,606.94 : x
  2. Step 2: Convert to fraction form
    20,103.26/27,743.76 = 11,606.94/x
  3. Step 3: Cross multiply
    20,103.26x = 27,743.76 × 11,606.94
  4. Step 4: Simplify right side
    20,103.26x = 322,020,157.69
  5. Step 5: Solve for x
    x = 322,020,157.69/20,103.26
  6. Step 6: Final answer
    x = 16,018.30

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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.