Home / 54,485.37-81,732.76-15,042.49

Finding the Fourth Proportional to 54,485.37, 81,732.76 and 15,042.49

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Solution

The fourth proportional to 54,485.37, 81,732.76 and 15,042.49 is: 22,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,485.37 : 81,732.76 = 15,042.49 : x
  2. Step 2: Convert to fraction form
    54,485.37/81,732.76 = 15,042.49/x
  3. Step 3: Cross multiply
    54,485.37x = 81,732.76 × 15,042.49
  4. Step 4: Simplify right side
    54,485.37x = 1,229,463,983.03
  5. Step 5: Solve for x
    x = 1,229,463,983.03/54,485.37
  6. Step 6: Final answer
    x = 22,565.03

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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.