Home / 19,816.26-27,336.33-15,092.34

Finding the Fourth Proportional to 19,816.26, 27,336.33 and 15,092.34

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Solution

The fourth proportional to 19,816.26, 27,336.33 and 15,092.34 is: 20,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816.26 : 27,336.33 = 15,092.34 : x
  2. Step 2: Convert to fraction form
    19,816.26/27,336.33 = 15,092.34/x
  3. Step 3: Cross multiply
    19,816.26x = 27,336.33 × 15,092.34
  4. Step 4: Simplify right side
    19,816.26x = 412,569,186.71
  5. Step 5: Solve for x
    x = 412,569,186.71/19,816.26
  6. Step 6: Final answer
    x = 20,819.73

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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.