Home / 20,091.42-30,142.16-6,051.14

Finding the Fourth Proportional to 20,091.42, 30,142.16 and 6,051.14

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Solution

The fourth proportional to 20,091.42, 30,142.16 and 6,051.14 is: 9,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091.42 : 30,142.16 = 6,051.14 : x
  2. Step 2: Convert to fraction form
    20,091.42/30,142.16 = 6,051.14/x
  3. Step 3: Cross multiply
    20,091.42x = 30,142.16 × 6,051.14
  4. Step 4: Simplify right side
    20,091.42x = 182,394,249.10
  5. Step 5: Solve for x
    x = 182,394,249.10/20,091.42
  6. Step 6: Final answer
    x = 9,078.22

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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.