Home / 20,066.44-30,069.42-17,879.08

Finding the Fourth Proportional to 20,066.44, 30,069.42 and 17,879.08

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Solution

The fourth proportional to 20,066.44, 30,069.42 and 17,879.08 is: 26,791.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.44 : 30,069.42 = 17,879.08 : x
  2. Step 2: Convert to fraction form
    20,066.44/30,069.42 = 17,879.08/x
  3. Step 3: Cross multiply
    20,066.44x = 30,069.42 × 17,879.08
  4. Step 4: Simplify right side
    20,066.44x = 537,613,565.73
  5. Step 5: Solve for x
    x = 537,613,565.73/20,066.44
  6. Step 6: Final answer
    x = 26,791.68

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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.