Home / 18,329.95-27,432.62-11,314.41

Finding the Fourth Proportional to 18,329.95, 27,432.62 and 11,314.41

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Solution

The fourth proportional to 18,329.95, 27,432.62 and 11,314.41 is: 16,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.95 : 27,432.62 = 11,314.41 : x
  2. Step 2: Convert to fraction form
    18,329.95/27,432.62 = 11,314.41/x
  3. Step 3: Cross multiply
    18,329.95x = 27,432.62 × 11,314.41
  4. Step 4: Simplify right side
    18,329.95x = 310,383,910.05
  5. Step 5: Solve for x
    x = 310,383,910.05/18,329.95
  6. Step 6: Final answer
    x = 16,933.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.