Home / 50,991.44-76,487.19-19,394.22

Finding the Fourth Proportional to 50,991.44, 76,487.19 and 19,394.22

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Solution

The fourth proportional to 50,991.44, 76,487.19 and 19,394.22 is: 29,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.44 : 76,487.19 = 19,394.22 : x
  2. Step 2: Convert to fraction form
    50,991.44/76,487.19 = 19,394.22/x
  3. Step 3: Cross multiply
    50,991.44x = 76,487.19 × 19,394.22
  4. Step 4: Simplify right side
    50,991.44x = 1,483,409,390.04
  5. Step 5: Solve for x
    x = 1,483,409,390.04/50,991.44
  6. Step 6: Final answer
    x = 29,091.34

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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.