Home / 34,517.10-51,739.20-19,694.10

Finding the Fourth Proportional to 34,517.10, 51,739.20 and 19,694.10

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Solution

The fourth proportional to 34,517.10, 51,739.20 and 19,694.10 is: 29,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,517.10 : 51,739.20 = 19,694.10 : x
  2. Step 2: Convert to fraction form
    34,517.10/51,739.20 = 19,694.10/x
  3. Step 3: Cross multiply
    34,517.10x = 51,739.20 × 19,694.10
  4. Step 4: Simplify right side
    34,517.10x = 1,018,956,978.72
  5. Step 5: Solve for x
    x = 1,018,956,978.72/34,517.10
  6. Step 6: Final answer
    x = 29,520.35

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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.