Home / 64,382.14-96,579.48-19,996.96

Finding the Fourth Proportional to 64,382.14, 96,579.48 and 19,996.96

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Solution

The fourth proportional to 64,382.14, 96,579.48 and 19,996.96 is: 29,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,382.14 : 96,579.48 = 19,996.96 : x
  2. Step 2: Convert to fraction form
    64,382.14/96,579.48 = 19,996.96/x
  3. Step 3: Cross multiply
    64,382.14x = 96,579.48 × 19,996.96
  4. Step 4: Simplify right side
    64,382.14x = 1,931,295,998.38
  5. Step 5: Solve for x
    x = 1,931,295,998.38/64,382.14
  6. Step 6: Final answer
    x = 29,997.39

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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.