Home / 36,898.40-50,932.96-21,791.14

Finding the Fourth Proportional to 36,898.40, 50,932.96 and 21,791.14

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Solution

The fourth proportional to 36,898.40, 50,932.96 and 21,791.14 is: 30,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,898.40 : 50,932.96 = 21,791.14 : x
  2. Step 2: Convert to fraction form
    36,898.40/50,932.96 = 21,791.14/x
  3. Step 3: Cross multiply
    36,898.40x = 50,932.96 × 21,791.14
  4. Step 4: Simplify right side
    36,898.40x = 1,109,887,080.16
  5. Step 5: Solve for x
    x = 1,109,887,080.16/36,898.40
  6. Step 6: Final answer
    x = 30,079.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.