Home / 19,694.36-27,177.54-11,732.45

Finding the Fourth Proportional to 19,694.36, 27,177.54 and 11,732.45

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Solution

The fourth proportional to 19,694.36, 27,177.54 and 11,732.45 is: 16,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.36 : 27,177.54 = 11,732.45 : x
  2. Step 2: Convert to fraction form
    19,694.36/27,177.54 = 11,732.45/x
  3. Step 3: Cross multiply
    19,694.36x = 27,177.54 × 11,732.45
  4. Step 4: Simplify right side
    19,694.36x = 318,859,129.17
  5. Step 5: Solve for x
    x = 318,859,129.17/19,694.36
  6. Step 6: Final answer
    x = 16,190.38

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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.