Home / 54,553.76-81,832.40-15,107.52

Finding the Fourth Proportional to 54,553.76, 81,832.40 and 15,107.52

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Solution

The fourth proportional to 54,553.76, 81,832.40 and 15,107.52 is: 22,661.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,553.76 : 81,832.40 = 15,107.52 : x
  2. Step 2: Convert to fraction form
    54,553.76/81,832.40 = 15,107.52/x
  3. Step 3: Cross multiply
    54,553.76x = 81,832.40 × 15,107.52
  4. Step 4: Simplify right side
    54,553.76x = 1,236,284,619.65
  5. Step 5: Solve for x
    x = 1,236,284,619.65/54,553.76
  6. Step 6: Final answer
    x = 22,661.77

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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.