Home / 33,971.16-50,956.41-20,647.83

Finding the Fourth Proportional to 33,971.16, 50,956.41 and 20,647.83

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Solution

The fourth proportional to 33,971.16, 50,956.41 and 20,647.83 is: 30,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,971.16 : 50,956.41 = 20,647.83 : x
  2. Step 2: Convert to fraction form
    33,971.16/50,956.41 = 20,647.83/x
  3. Step 3: Cross multiply
    33,971.16x = 50,956.41 × 20,647.83
  4. Step 4: Simplify right side
    33,971.16x = 1,052,139,156.83
  5. Step 5: Solve for x
    x = 1,052,139,156.83/33,971.16
  6. Step 6: Final answer
    x = 30,971.54

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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.