Home / 18,205.44-27,317.10-6,519.60

Finding the Fourth Proportional to 18,205.44, 27,317.10 and 6,519.60

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Solution

The fourth proportional to 18,205.44, 27,317.10 and 6,519.60 is: 9,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205.44 : 27,317.10 = 6,519.60 : x
  2. Step 2: Convert to fraction form
    18,205.44/27,317.10 = 6,519.60/x
  3. Step 3: Cross multiply
    18,205.44x = 27,317.10 × 6,519.60
  4. Step 4: Simplify right side
    18,205.44x = 178,096,565.16
  5. Step 5: Solve for x
    x = 178,096,565.16/18,205.44
  6. Step 6: Final answer
    x = 9,782.60

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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.