Home / 19,628.52-27,091.26-11,669.16

Finding the Fourth Proportional to 19,628.52, 27,091.26 and 11,669.16

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Solution

The fourth proportional to 19,628.52, 27,091.26 and 11,669.16 is: 16,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.52 : 27,091.26 = 11,669.16 : x
  2. Step 2: Convert to fraction form
    19,628.52/27,091.26 = 11,669.16/x
  3. Step 3: Cross multiply
    19,628.52x = 27,091.26 × 11,669.16
  4. Step 4: Simplify right side
    19,628.52x = 316,132,247.54
  5. Step 5: Solve for x
    x = 316,132,247.54/19,628.52
  6. Step 6: Final answer
    x = 16,105.76

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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.