Home / 49,278.78-73,922.27-21,199.51

Finding the Fourth Proportional to 49,278.78, 73,922.27 and 21,199.51

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Solution

The fourth proportional to 49,278.78, 73,922.27 and 21,199.51 is: 31,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,278.78 : 73,922.27 = 21,199.51 : x
  2. Step 2: Convert to fraction form
    49,278.78/73,922.27 = 21,199.51/x
  3. Step 3: Cross multiply
    49,278.78x = 73,922.27 × 21,199.51
  4. Step 4: Simplify right side
    49,278.78x = 1,567,115,902.09
  5. Step 5: Solve for x
    x = 1,567,115,902.09/49,278.78
  6. Step 6: Final answer
    x = 31,801.03

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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.