Home / 34,128.60-51,198.30-11,941.44

Finding the Fourth Proportional to 34,128.60, 51,198.30 and 11,941.44

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Solution

The fourth proportional to 34,128.60, 51,198.30 and 11,941.44 is: 17,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,128.60 : 51,198.30 = 11,941.44 : x
  2. Step 2: Convert to fraction form
    34,128.60/51,198.30 = 11,941.44/x
  3. Step 3: Cross multiply
    34,128.60x = 51,198.30 × 11,941.44
  4. Step 4: Simplify right side
    34,128.60x = 611,381,427.55
  5. Step 5: Solve for x
    x = 611,381,427.55/34,128.60
  6. Step 6: Final answer
    x = 17,914.05

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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.