Home / 51,296.40-76,805.64-26,620.56

Finding the Fourth Proportional to 51,296.40, 76,805.64 and 26,620.56

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Solution

The fourth proportional to 51,296.40, 76,805.64 and 26,620.56 is: 39,858.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296.40 : 76,805.64 = 26,620.56 : x
  2. Step 2: Convert to fraction form
    51,296.40/76,805.64 = 26,620.56/x
  3. Step 3: Cross multiply
    51,296.40x = 76,805.64 × 26,620.56
  4. Step 4: Simplify right side
    51,296.40x = 2,044,609,147.96
  5. Step 5: Solve for x
    x = 2,044,609,147.96/51,296.40
  6. Step 6: Final answer
    x = 39,858.73

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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.