Home / 38,520.36-57,795.12-17,739

Finding the Fourth Proportional to 38,520.36, 57,795.12 and 17,739

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Solution

The fourth proportional to 38,520.36, 57,795.12 and 17,739 is: 26,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,520.36 : 57,795.12 = 17,739 : x
  2. Step 2: Convert to fraction form
    38,520.36/57,795.12 = 17,739/x
  3. Step 3: Cross multiply
    38,520.36x = 57,795.12 × 17,739
  4. Step 4: Simplify right side
    38,520.36x = 1,025,227,633.68
  5. Step 5: Solve for x
    x = 1,025,227,633.68/38,520.36
  6. Step 6: Final answer
    x = 26,615.21

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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.