Home / 19,904.26-27,468.12-11,406.73

Finding the Fourth Proportional to 19,904.26, 27,468.12 and 11,406.73

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Solution

The fourth proportional to 19,904.26, 27,468.12 and 11,406.73 is: 15,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.26 : 27,468.12 = 11,406.73 : x
  2. Step 2: Convert to fraction form
    19,904.26/27,468.12 = 11,406.73/x
  3. Step 3: Cross multiply
    19,904.26x = 27,468.12 × 11,406.73
  4. Step 4: Simplify right side
    19,904.26x = 313,321,428.45
  5. Step 5: Solve for x
    x = 313,321,428.45/19,904.26
  6. Step 6: Final answer
    x = 15,741.43

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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.