Home / 49,150.38-73,699.64-21,433.26

Finding the Fourth Proportional to 49,150.38, 73,699.64 and 21,433.26

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Solution

The fourth proportional to 49,150.38, 73,699.64 and 21,433.26 is: 32,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,150.38 : 73,699.64 = 21,433.26 : x
  2. Step 2: Convert to fraction form
    49,150.38/73,699.64 = 21,433.26/x
  3. Step 3: Cross multiply
    49,150.38x = 73,699.64 × 21,433.26
  4. Step 4: Simplify right side
    49,150.38x = 1,579,623,546.03
  5. Step 5: Solve for x
    x = 1,579,623,546.03/49,150.38
  6. Step 6: Final answer
    x = 32,138.58

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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.