Home / 36,428.13-54,649.89-11,475.27

Finding the Fourth Proportional to 36,428.13, 54,649.89 and 11,475.27

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Solution

The fourth proportional to 36,428.13, 54,649.89 and 11,475.27 is: 17,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.13 : 54,649.89 = 11,475.27 : x
  2. Step 2: Convert to fraction form
    36,428.13/54,649.89 = 11,475.27/x
  3. Step 3: Cross multiply
    36,428.13x = 54,649.89 × 11,475.27
  4. Step 4: Simplify right side
    36,428.13x = 627,122,243.22
  5. Step 5: Solve for x
    x = 627,122,243.22/36,428.13
  6. Step 6: Final answer
    x = 17,215.33

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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.