Home / 34,255.67-51,381.73-12,069.20

Finding the Fourth Proportional to 34,255.67, 51,381.73 and 12,069.20

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Solution

The fourth proportional to 34,255.67, 51,381.73 and 12,069.20 is: 18,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.67 : 51,381.73 = 12,069.20 : x
  2. Step 2: Convert to fraction form
    34,255.67/51,381.73 = 12,069.20/x
  3. Step 3: Cross multiply
    34,255.67x = 51,381.73 × 12,069.20
  4. Step 4: Simplify right side
    34,255.67x = 620,136,375.72
  5. Step 5: Solve for x
    x = 620,136,375.72/34,255.67
  6. Step 6: Final answer
    x = 18,103.17

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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.