Home / 33,431.49-50,113.47-20,960.27

Finding the Fourth Proportional to 33,431.49, 50,113.47 and 20,960.27

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Solution

The fourth proportional to 33,431.49, 50,113.47 and 20,960.27 is: 31,419.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.49 : 50,113.47 = 20,960.27 : x
  2. Step 2: Convert to fraction form
    33,431.49/50,113.47 = 20,960.27/x
  3. Step 3: Cross multiply
    33,431.49x = 50,113.47 × 20,960.27
  4. Step 4: Simplify right side
    33,431.49x = 1,050,391,861.84
  5. Step 5: Solve for x
    x = 1,050,391,861.84/33,431.49
  6. Step 6: Final answer
    x = 31,419.24

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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.