Home / 36,939.18-55,320.00-21,096.24

Finding the Fourth Proportional to 36,939.18, 55,320.00 and 21,096.24

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Solution

The fourth proportional to 36,939.18, 55,320.00 and 21,096.24 is: 31,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,939.18 : 55,320.00 = 21,096.24 : x
  2. Step 2: Convert to fraction form
    36,939.18/55,320.00 = 21,096.24/x
  3. Step 3: Cross multiply
    36,939.18x = 55,320.00 × 21,096.24
  4. Step 4: Simplify right side
    36,939.18x = 1,167,043,710.24
  5. Step 5: Solve for x
    x = 1,167,043,710.24/36,939.18
  6. Step 6: Final answer
    x = 31,593.65

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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.