Home / 64,521.33-96,781.82-17,141.18

Finding the Fourth Proportional to 64,521.33, 96,781.82 and 17,141.18

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Solution

The fourth proportional to 64,521.33, 96,781.82 and 17,141.18 is: 25,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,521.33 : 96,781.82 = 17,141.18 : x
  2. Step 2: Convert to fraction form
    64,521.33/96,781.82 = 17,141.18/x
  3. Step 3: Cross multiply
    64,521.33x = 96,781.82 × 17,141.18
  4. Step 4: Simplify right side
    64,521.33x = 1,658,954,027.73
  5. Step 5: Solve for x
    x = 1,658,954,027.73/64,521.33
  6. Step 6: Final answer
    x = 25,711.71

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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.