Home / 54,906.52-82,359.18-13,353.56

Finding the Fourth Proportional to 54,906.52, 82,359.18 and 13,353.56

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Solution

The fourth proportional to 54,906.52, 82,359.18 and 13,353.56 is: 20,030.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,906.52 : 82,359.18 = 13,353.56 : x
  2. Step 2: Convert to fraction form
    54,906.52/82,359.18 = 13,353.56/x
  3. Step 3: Cross multiply
    54,906.52x = 82,359.18 × 13,353.56
  4. Step 4: Simplify right side
    54,906.52x = 1,099,788,251.68
  5. Step 5: Solve for x
    x = 1,099,788,251.68/54,906.52
  6. Step 6: Final answer
    x = 20,030.19

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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.