Home / 34,121.70-51,182.67-11,934.96

Finding the Fourth Proportional to 34,121.70, 51,182.67 and 11,934.96

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Solution

The fourth proportional to 34,121.70, 51,182.67 and 11,934.96 is: 17,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.70 : 51,182.67 = 11,934.96 : x
  2. Step 2: Convert to fraction form
    34,121.70/51,182.67 = 11,934.96/x
  3. Step 3: Cross multiply
    34,121.70x = 51,182.67 × 11,934.96
  4. Step 4: Simplify right side
    34,121.70x = 610,863,119.14
  5. Step 5: Solve for x
    x = 610,863,119.14/34,121.70
  6. Step 6: Final answer
    x = 17,902.48

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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.