Home / 36,699.40-55,022.10-11,725.03

Finding the Fourth Proportional to 36,699.40, 55,022.10 and 11,725.03

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Solution

The fourth proportional to 36,699.40, 55,022.10 and 11,725.03 is: 17,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.40 : 55,022.10 = 11,725.03 : x
  2. Step 2: Convert to fraction form
    36,699.40/55,022.10 = 11,725.03/x
  3. Step 3: Cross multiply
    36,699.40x = 55,022.10 × 11,725.03
  4. Step 4: Simplify right side
    36,699.40x = 645,135,773.16
  5. Step 5: Solve for x
    x = 645,135,773.16/36,699.40
  6. Step 6: Final answer
    x = 17,578.92

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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.