Home / 35,676.72-49,237.32-19,761.84

Finding the Fourth Proportional to 35,676.72, 49,237.32 and 19,761.84

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Solution

The fourth proportional to 35,676.72, 49,237.32 and 19,761.84 is: 27,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,676.72 : 49,237.32 = 19,761.84 : x
  2. Step 2: Convert to fraction form
    35,676.72/49,237.32 = 19,761.84/x
  3. Step 3: Cross multiply
    35,676.72x = 49,237.32 × 19,761.84
  4. Step 4: Simplify right side
    35,676.72x = 973,020,039.87
  5. Step 5: Solve for x
    x = 973,020,039.87/35,676.72
  6. Step 6: Final answer
    x = 27,273.25

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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.