Home / 64,624.28-96,936.57-19,646.03

Finding the Fourth Proportional to 64,624.28, 96,936.57 and 19,646.03

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Solution

The fourth proportional to 64,624.28, 96,936.57 and 19,646.03 is: 29,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,624.28 : 96,936.57 = 19,646.03 : x
  2. Step 2: Convert to fraction form
    64,624.28/96,936.57 = 19,646.03/x
  3. Step 3: Cross multiply
    64,624.28x = 96,936.57 × 19,646.03
  4. Step 4: Simplify right side
    64,624.28x = 1,904,419,004.66
  5. Step 5: Solve for x
    x = 1,904,419,004.66/64,624.28
  6. Step 6: Final answer
    x = 29,469.10

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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.