Home / 27,928.62-38,550.48-17,884.12

Finding the Fourth Proportional to 27,928.62, 38,550.48 and 17,884.12

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Solution

The fourth proportional to 27,928.62, 38,550.48 and 17,884.12 is: 24,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.62 : 38,550.48 = 17,884.12 : x
  2. Step 2: Convert to fraction form
    27,928.62/38,550.48 = 17,884.12/x
  3. Step 3: Cross multiply
    27,928.62x = 38,550.48 × 17,884.12
  4. Step 4: Simplify right side
    27,928.62x = 689,441,410.38
  5. Step 5: Solve for x
    x = 689,441,410.38/27,928.62
  6. Step 6: Final answer
    x = 24,685.84

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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.