Home / 49,305.27-74,010.57-21,239.25

Finding the Fourth Proportional to 49,305.27, 74,010.57 and 21,239.25

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Solution

The fourth proportional to 49,305.27, 74,010.57 and 21,239.25 is: 31,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,305.27 : 74,010.57 = 21,239.25 : x
  2. Step 2: Convert to fraction form
    49,305.27/74,010.57 = 21,239.25/x
  3. Step 3: Cross multiply
    49,305.27x = 74,010.57 × 21,239.25
  4. Step 4: Simplify right side
    49,305.27x = 1,571,928,998.87
  5. Step 5: Solve for x
    x = 1,571,928,998.87/49,305.27
  6. Step 6: Final answer
    x = 31,881.56

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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.