Home / 36,678.36-54,996.89-11,712.54

Finding the Fourth Proportional to 36,678.36, 54,996.89 and 11,712.54

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Solution

The fourth proportional to 36,678.36, 54,996.89 and 11,712.54 is: 17,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.36 : 54,996.89 = 11,712.54 : x
  2. Step 2: Convert to fraction form
    36,678.36/54,996.89 = 11,712.54/x
  3. Step 3: Cross multiply
    36,678.36x = 54,996.89 × 11,712.54
  4. Step 4: Simplify right side
    36,678.36x = 644,153,215.44
  5. Step 5: Solve for x
    x = 644,153,215.44/36,678.36
  6. Step 6: Final answer
    x = 17,562.21

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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.