Home / 41,656.45-62,406.20-20,571.81

Finding the Fourth Proportional to 41,656.45, 62,406.20 and 20,571.81

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Solution

The fourth proportional to 41,656.45, 62,406.20 and 20,571.81 is: 30,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,656.45 : 62,406.20 = 20,571.81 : x
  2. Step 2: Convert to fraction form
    41,656.45/62,406.20 = 20,571.81/x
  3. Step 3: Cross multiply
    41,656.45x = 62,406.20 × 20,571.81
  4. Step 4: Simplify right side
    41,656.45x = 1,283,808,489.22
  5. Step 5: Solve for x
    x = 1,283,808,489.22/41,656.45
  6. Step 6: Final answer
    x = 30,818.96

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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.