Home / 54,098.26-81,147.12-14,655.34

Finding the Fourth Proportional to 54,098.26, 81,147.12 and 14,655.34

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Solution

The fourth proportional to 54,098.26, 81,147.12 and 14,655.34 is: 21,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,098.26 : 81,147.12 = 14,655.34 : x
  2. Step 2: Convert to fraction form
    54,098.26/81,147.12 = 14,655.34/x
  3. Step 3: Cross multiply
    54,098.26x = 81,147.12 × 14,655.34
  4. Step 4: Simplify right side
    54,098.26x = 1,189,238,633.62
  5. Step 5: Solve for x
    x = 1,189,238,633.62/54,098.26
  6. Step 6: Final answer
    x = 21,982.94

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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.