Home / 49,676.32-74,529.88-17,221.30

Finding the Fourth Proportional to 49,676.32, 74,529.88 and 17,221.30

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Solution

The fourth proportional to 49,676.32, 74,529.88 and 17,221.30 is: 25,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,676.32 : 74,529.88 = 17,221.30 : x
  2. Step 2: Convert to fraction form
    49,676.32/74,529.88 = 17,221.30/x
  3. Step 3: Cross multiply
    49,676.32x = 74,529.88 × 17,221.30
  4. Step 4: Simplify right side
    49,676.32x = 1,283,501,422.44
  5. Step 5: Solve for x
    x = 1,283,501,422.44/49,676.32
  6. Step 6: Final answer
    x = 25,837.29

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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.