Home / 34,081.61-51,118.76-11,895.41

Finding the Fourth Proportional to 34,081.61, 51,118.76 and 11,895.41

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Solution

The fourth proportional to 34,081.61, 51,118.76 and 11,895.41 is: 17,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.61 : 51,118.76 = 11,895.41 : x
  2. Step 2: Convert to fraction form
    34,081.61/51,118.76 = 11,895.41/x
  3. Step 3: Cross multiply
    34,081.61x = 51,118.76 × 11,895.41
  4. Step 4: Simplify right side
    34,081.61x = 608,078,766.43
  5. Step 5: Solve for x
    x = 608,078,766.43/34,081.61
  6. Step 6: Final answer
    x = 17,841.85

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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.