Home / 41,391.61-57,121.69-29,313.74

Finding the Fourth Proportional to 41,391.61, 57,121.69 and 29,313.74

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Solution

The fourth proportional to 41,391.61, 57,121.69 and 29,313.74 is: 40,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,391.61 : 57,121.69 = 29,313.74 : x
  2. Step 2: Convert to fraction form
    41,391.61/57,121.69 = 29,313.74/x
  3. Step 3: Cross multiply
    41,391.61x = 57,121.69 × 29,313.74
  4. Step 4: Simplify right side
    41,391.61x = 1,674,450,369.02
  5. Step 5: Solve for x
    x = 1,674,450,369.02/41,391.61
  6. Step 6: Final answer
    x = 40,453.86

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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.