Home / 71,664.41-107,496.62-27,311.69

Finding the Fourth Proportional to 71,664.41, 107,496.62 and 27,311.69

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Solution

The fourth proportional to 71,664.41, 107,496.62 and 27,311.69 is: 40,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,664.41 : 107,496.62 = 27,311.69 : x
  2. Step 2: Convert to fraction form
    71,664.41/107,496.62 = 27,311.69/x
  3. Step 3: Cross multiply
    71,664.41x = 107,496.62 × 27,311.69
  4. Step 4: Simplify right side
    71,664.41x = 2,935,914,596.09
  5. Step 5: Solve for x
    x = 2,935,914,596.09/71,664.41
  6. Step 6: Final answer
    x = 40,967.54

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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.