Home / 34,389.30-51,589.41-12,199.44

Finding the Fourth Proportional to 34,389.30, 51,589.41 and 12,199.44

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Solution

The fourth proportional to 34,389.30, 51,589.41 and 12,199.44 is: 18,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.30 : 51,589.41 = 12,199.44 : x
  2. Step 2: Convert to fraction form
    34,389.30/51,589.41 = 12,199.44/x
  3. Step 3: Cross multiply
    34,389.30x = 51,589.41 × 12,199.44
  4. Step 4: Simplify right side
    34,389.30x = 629,361,911.93
  5. Step 5: Solve for x
    x = 629,361,911.93/34,389.30
  6. Step 6: Final answer
    x = 18,301.10

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1.5x scale

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.