Home / 34,149.50-51,247.38-11,963.06

Finding the Fourth Proportional to 34,149.50, 51,247.38 and 11,963.06

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Solution

The fourth proportional to 34,149.50, 51,247.38 and 11,963.06 is: 17,952.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149.50 : 51,247.38 = 11,963.06 : x
  2. Step 2: Convert to fraction form
    34,149.50/51,247.38 = 11,963.06/x
  3. Step 3: Cross multiply
    34,149.50x = 51,247.38 × 11,963.06
  4. Step 4: Simplify right side
    34,149.50x = 613,075,481.78
  5. Step 5: Solve for x
    x = 613,075,481.78/34,149.50
  6. Step 6: Final answer
    x = 17,952.69

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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.