Home / 34,821.34-52,231.91-12,634.66

Finding the Fourth Proportional to 34,821.34, 52,231.91 and 12,634.66

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Solution

The fourth proportional to 34,821.34, 52,231.91 and 12,634.66 is: 18,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.34 : 52,231.91 = 12,634.66 : x
  2. Step 2: Convert to fraction form
    34,821.34/52,231.91 = 12,634.66/x
  3. Step 3: Cross multiply
    34,821.34x = 52,231.91 × 12,634.66
  4. Step 4: Simplify right side
    34,821.34x = 659,932,424.00
  5. Step 5: Solve for x
    x = 659,932,424.00/34,821.34
  6. Step 6: Final answer
    x = 18,951.95

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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.