Home / 33,516.80-50,217.12-20,341.56

Finding the Fourth Proportional to 33,516.80, 50,217.12 and 20,341.56

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Solution

The fourth proportional to 33,516.80, 50,217.12 and 20,341.56 is: 30,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,516.80 : 50,217.12 = 20,341.56 : x
  2. Step 2: Convert to fraction form
    33,516.80/50,217.12 = 20,341.56/x
  3. Step 3: Cross multiply
    33,516.80x = 50,217.12 × 20,341.56
  4. Step 4: Simplify right side
    33,516.80x = 1,021,494,559.51
  5. Step 5: Solve for x
    x = 1,021,494,559.51/33,516.80
  6. Step 6: Final answer
    x = 30,477.10

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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.