Home / 41,393.81-62,091.28-11,811.63

Finding the Fourth Proportional to 41,393.81, 62,091.28 and 11,811.63

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Solution

The fourth proportional to 41,393.81, 62,091.28 and 11,811.63 is: 17,717.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,393.81 : 62,091.28 = 11,811.63 : x
  2. Step 2: Convert to fraction form
    41,393.81/62,091.28 = 11,811.63/x
  3. Step 3: Cross multiply
    41,393.81x = 62,091.28 × 11,811.63
  4. Step 4: Simplify right side
    41,393.81x = 733,399,473.19
  5. Step 5: Solve for x
    x = 733,399,473.19/41,393.81
  6. Step 6: Final answer
    x = 17,717.61

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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.