Home / 45,324.26-67,995.99-14,161.86

Finding the Fourth Proportional to 45,324.26, 67,995.99 and 14,161.86

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Solution

The fourth proportional to 45,324.26, 67,995.99 and 14,161.86 is: 21,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,324.26 : 67,995.99 = 14,161.86 : x
  2. Step 2: Convert to fraction form
    45,324.26/67,995.99 = 14,161.86/x
  3. Step 3: Cross multiply
    45,324.26x = 67,995.99 × 14,161.86
  4. Step 4: Simplify right side
    45,324.26x = 962,949,690.94
  5. Step 5: Solve for x
    x = 962,949,690.94/45,324.26
  6. Step 6: Final answer
    x = 21,245.79

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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.