Home / 17,286.05-25,935.46-13,984.90

Finding the Fourth Proportional to 17,286.05, 25,935.46 and 13,984.90

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Solution

The fourth proportional to 17,286.05, 25,935.46 and 13,984.90 is: 20,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,286.05 : 25,935.46 = 13,984.90 : x
  2. Step 2: Convert to fraction form
    17,286.05/25,935.46 = 13,984.90/x
  3. Step 3: Cross multiply
    17,286.05x = 25,935.46 × 13,984.90
  4. Step 4: Simplify right side
    17,286.05x = 362,704,714.75
  5. Step 5: Solve for x
    x = 362,704,714.75/17,286.05
  6. Step 6: Final answer
    x = 20,982.51

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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.