Home / 20,654.25-30,982.88-5,864.23

Finding the Fourth Proportional to 20,654.25, 30,982.88 and 5,864.23

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Solution

The fourth proportional to 20,654.25, 30,982.88 and 5,864.23 is: 8,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,654.25 : 30,982.88 = 5,864.23 : x
  2. Step 2: Convert to fraction form
    20,654.25/30,982.88 = 5,864.23/x
  3. Step 3: Cross multiply
    20,654.25x = 30,982.88 × 5,864.23
  4. Step 4: Simplify right side
    20,654.25x = 181,690,734.38
  5. Step 5: Solve for x
    x = 181,690,734.38/20,654.25
  6. Step 6: Final answer
    x = 8,796.77

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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.