Home / 34,687.82-52,034.02-12,195.78

Finding the Fourth Proportional to 34,687.82, 52,034.02 and 12,195.78

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Solution

The fourth proportional to 34,687.82, 52,034.02 and 12,195.78 is: 18,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,687.82 : 52,034.02 = 12,195.78 : x
  2. Step 2: Convert to fraction form
    34,687.82/52,034.02 = 12,195.78/x
  3. Step 3: Cross multiply
    34,687.82x = 52,034.02 × 12,195.78
  4. Step 4: Simplify right side
    34,687.82x = 634,595,460.44
  5. Step 5: Solve for x
    x = 634,595,460.44/34,687.82
  6. Step 6: Final answer
    x = 18,294.48

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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.