Home / 36,829.80-55,245.17-11,869.98

Finding the Fourth Proportional to 36,829.80, 55,245.17 and 11,869.98

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Solution

The fourth proportional to 36,829.80, 55,245.17 and 11,869.98 is: 17,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,829.80 : 55,245.17 = 11,869.98 : x
  2. Step 2: Convert to fraction form
    36,829.80/55,245.17 = 11,869.98/x
  3. Step 3: Cross multiply
    36,829.80x = 55,245.17 × 11,869.98
  4. Step 4: Simplify right side
    36,829.80x = 655,759,003.65
  5. Step 5: Solve for x
    x = 655,759,003.65/36,829.80
  6. Step 6: Final answer
    x = 17,805.12

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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.