Home / 51,147.22-76,684.98-19,556

Finding the Fourth Proportional to 51,147.22, 76,684.98 and 19,556

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Solution

The fourth proportional to 51,147.22, 76,684.98 and 19,556 is: 29,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,147.22 : 76,684.98 = 19,556 : x
  2. Step 2: Convert to fraction form
    51,147.22/76,684.98 = 19,556/x
  3. Step 3: Cross multiply
    51,147.22x = 76,684.98 × 19,556
  4. Step 4: Simplify right side
    51,147.22x = 1,499,651,468.88
  5. Step 5: Solve for x
    x = 1,499,651,468.88/51,147.22
  6. Step 6: Final answer
    x = 29,320.29

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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.