Home / 45,704.20-68,556.30-14,542.60

Finding the Fourth Proportional to 45,704.20, 68,556.30 and 14,542.60

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Solution

The fourth proportional to 45,704.20, 68,556.30 and 14,542.60 is: 21,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,704.20 : 68,556.30 = 14,542.60 : x
  2. Step 2: Convert to fraction form
    45,704.20/68,556.30 = 14,542.60/x
  3. Step 3: Cross multiply
    45,704.20x = 68,556.30 × 14,542.60
  4. Step 4: Simplify right side
    45,704.20x = 996,986,848.38
  5. Step 5: Solve for x
    x = 996,986,848.38/45,704.20
  6. Step 6: Final answer
    x = 21,813.90

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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.