Home / 19,828.27-27,353.58-11,868.97

Finding the Fourth Proportional to 19,828.27, 27,353.58 and 11,868.97

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Solution

The fourth proportional to 19,828.27, 27,353.58 and 11,868.97 is: 16,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.27 : 27,353.58 = 11,868.97 : x
  2. Step 2: Convert to fraction form
    19,828.27/27,353.58 = 11,868.97/x
  3. Step 3: Cross multiply
    19,828.27x = 27,353.58 × 11,868.97
  4. Step 4: Simplify right side
    19,828.27x = 324,658,683.64
  5. Step 5: Solve for x
    x = 324,658,683.64/19,828.27
  6. Step 6: Final answer
    x = 16,373.53

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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.