Home / 51,045.73-76,556.85-19,459.38

Finding the Fourth Proportional to 51,045.73, 76,556.85 and 19,459.38

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Solution

The fourth proportional to 51,045.73, 76,556.85 and 19,459.38 is: 29,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,045.73 : 76,556.85 = 19,459.38 : x
  2. Step 2: Convert to fraction form
    51,045.73/76,556.85 = 19,459.38/x
  3. Step 3: Cross multiply
    51,045.73x = 76,556.85 × 19,459.38
  4. Step 4: Simplify right side
    51,045.73x = 1,489,748,452.97
  5. Step 5: Solve for x
    x = 1,489,748,452.97/51,045.73
  6. Step 6: Final answer
    x = 29,184.59

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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.