Home / 41,391.75-57,121.84-29,313.84

Finding the Fourth Proportional to 41,391.75, 57,121.84 and 29,313.84

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Solution

The fourth proportional to 41,391.75, 57,121.84 and 29,313.84 is: 40,453.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,391.75 : 57,121.84 = 29,313.84 : x
  2. Step 2: Convert to fraction form
    41,391.75/57,121.84 = 29,313.84/x
  3. Step 3: Cross multiply
    41,391.75x = 57,121.84 × 29,313.84
  4. Step 4: Simplify right side
    41,391.75x = 1,674,460,729.11
  5. Step 5: Solve for x
    x = 1,674,460,729.11/41,391.75
  6. Step 6: Final answer
    x = 40,453.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.