Home / 18,792.14-28,022.37-18,623.41

Finding the Fourth Proportional to 18,792.14, 28,022.37 and 18,623.41

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Solution

The fourth proportional to 18,792.14, 28,022.37 and 18,623.41 is: 27,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792.14 : 28,022.37 = 18,623.41 : x
  2. Step 2: Convert to fraction form
    18,792.14/28,022.37 = 18,623.41/x
  3. Step 3: Cross multiply
    18,792.14x = 28,022.37 × 18,623.41
  4. Step 4: Simplify right side
    18,792.14x = 521,872,085.68
  5. Step 5: Solve for x
    x = 521,872,085.68/18,792.14
  6. Step 6: Final answer
    x = 27,770.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.