Home / 50,678.42-76,006.08-19,091.75

Finding the Fourth Proportional to 50,678.42, 76,006.08 and 19,091.75

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Solution

The fourth proportional to 50,678.42, 76,006.08 and 19,091.75 is: 28,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,678.42 : 76,006.08 = 19,091.75 : x
  2. Step 2: Convert to fraction form
    50,678.42/76,006.08 = 19,091.75/x
  3. Step 3: Cross multiply
    50,678.42x = 76,006.08 × 19,091.75
  4. Step 4: Simplify right side
    50,678.42x = 1,451,089,077.84
  5. Step 5: Solve for x
    x = 1,451,089,077.84/50,678.42
  6. Step 6: Final answer
    x = 28,633.27

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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.