Home / 38,727.72-58,091.31-25,638.66

Finding the Fourth Proportional to 38,727.72, 58,091.31 and 25,638.66

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Solution

The fourth proportional to 38,727.72, 58,091.31 and 25,638.66 is: 38,457.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,727.72 : 58,091.31 = 25,638.66 : x
  2. Step 2: Convert to fraction form
    38,727.72/58,091.31 = 25,638.66/x
  3. Step 3: Cross multiply
    38,727.72x = 58,091.31 × 25,638.66
  4. Step 4: Simplify right side
    38,727.72x = 1,489,383,346.04
  5. Step 5: Solve for x
    x = 1,489,383,346.04/38,727.72
  6. Step 6: Final answer
    x = 38,457.81

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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.