Home / 49,638.36-68,496.30-29,489.88

Finding the Fourth Proportional to 49,638.36, 68,496.30 and 29,489.88

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Solution

The fourth proportional to 49,638.36, 68,496.30 and 29,489.88 is: 40,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,638.36 : 68,496.30 = 29,489.88 : x
  2. Step 2: Convert to fraction form
    49,638.36/68,496.30 = 29,489.88/x
  3. Step 3: Cross multiply
    49,638.36x = 68,496.30 × 29,489.88
  4. Step 4: Simplify right side
    49,638.36x = 2,019,947,667.44
  5. Step 5: Solve for x
    x = 2,019,947,667.44/49,638.36
  6. Step 6: Final answer
    x = 40,693.28

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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.