Home / 18,544.30-27,818.28-5,396.80

Finding the Fourth Proportional to 18,544.30, 27,818.28 and 5,396.80

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Solution

The fourth proportional to 18,544.30, 27,818.28 and 5,396.80 is: 8,095.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.30 : 27,818.28 = 5,396.80 : x
  2. Step 2: Convert to fraction form
    18,544.30/27,818.28 = 5,396.80/x
  3. Step 3: Cross multiply
    18,544.30x = 27,818.28 × 5,396.80
  4. Step 4: Simplify right side
    18,544.30x = 150,129,693.50
  5. Step 5: Solve for x
    x = 150,129,693.50/18,544.30
  6. Step 6: Final answer
    x = 8,095.73

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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.