Home / 51,609.29-77,410.64-18,324.96

Finding the Fourth Proportional to 51,609.29, 77,410.64 and 18,324.96

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Solution

The fourth proportional to 51,609.29, 77,410.64 and 18,324.96 is: 27,486.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,609.29 : 77,410.64 = 18,324.96 : x
  2. Step 2: Convert to fraction form
    51,609.29/77,410.64 = 18,324.96/x
  3. Step 3: Cross multiply
    51,609.29x = 77,410.64 × 18,324.96
  4. Step 4: Simplify right side
    51,609.29x = 1,418,546,789.95
  5. Step 5: Solve for x
    x = 1,418,546,789.95/51,609.29
  6. Step 6: Final answer
    x = 27,486.27

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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.