Home / 34,116.80-51,175.20-11,922.80

Finding the Fourth Proportional to 34,116.80, 51,175.20 and 11,922.80

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Solution

The fourth proportional to 34,116.80, 51,175.20 and 11,922.80 is: 17,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,116.80 : 51,175.20 = 11,922.80 : x
  2. Step 2: Convert to fraction form
    34,116.80/51,175.20 = 11,922.80/x
  3. Step 3: Cross multiply
    34,116.80x = 51,175.20 × 11,922.80
  4. Step 4: Simplify right side
    34,116.80x = 610,151,674.56
  5. Step 5: Solve for x
    x = 610,151,674.56/34,116.80
  6. Step 6: Final answer
    x = 17,884.20

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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.