Home / 36,784.26-55,171.13-11,821.02

Finding the Fourth Proportional to 36,784.26, 55,171.13 and 11,821.02

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Solution

The fourth proportional to 36,784.26, 55,171.13 and 11,821.02 is: 17,729.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,784.26 : 55,171.13 = 11,821.02 : x
  2. Step 2: Convert to fraction form
    36,784.26/55,171.13 = 11,821.02/x
  3. Step 3: Cross multiply
    36,784.26x = 55,171.13 × 11,821.02
  4. Step 4: Simplify right side
    36,784.26x = 652,179,075.49
  5. Step 5: Solve for x
    x = 652,179,075.49/36,784.26
  6. Step 6: Final answer
    x = 17,729.84

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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.