Home / 20,654.87-30,983.48-5,862.62

Finding the Fourth Proportional to 20,654.87, 30,983.48 and 5,862.62

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Solution

The fourth proportional to 20,654.87, 30,983.48 and 5,862.62 is: 8,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,654.87 : 30,983.48 = 5,862.62 : x
  2. Step 2: Convert to fraction form
    20,654.87/30,983.48 = 5,862.62/x
  3. Step 3: Cross multiply
    20,654.87x = 30,983.48 × 5,862.62
  4. Step 4: Simplify right side
    20,654.87x = 181,644,369.52
  5. Step 5: Solve for x
    x = 181,644,369.52/20,654.87
  6. Step 6: Final answer
    x = 8,794.26

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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.