Home / 54,475.15-81,712.79-17,035.41

Finding the Fourth Proportional to 54,475.15, 81,712.79 and 17,035.41

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Solution

The fourth proportional to 54,475.15, 81,712.79 and 17,035.41 is: 25,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.15 : 81,712.79 = 17,035.41 : x
  2. Step 2: Convert to fraction form
    54,475.15/81,712.79 = 17,035.41/x
  3. Step 3: Cross multiply
    54,475.15x = 81,712.79 × 17,035.41
  4. Step 4: Simplify right side
    54,475.15x = 1,392,010,879.89
  5. Step 5: Solve for x
    x = 1,392,010,879.89/54,475.15
  6. Step 6: Final answer
    x = 25,553.14

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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.