Home / 34,370.19-51,538.41-12,180.38

Finding the Fourth Proportional to 34,370.19, 51,538.41 and 12,180.38

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Solution

The fourth proportional to 34,370.19, 51,538.41 and 12,180.38 is: 18,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,370.19 : 51,538.41 = 12,180.38 : x
  2. Step 2: Convert to fraction form
    34,370.19/51,538.41 = 12,180.38/x
  3. Step 3: Cross multiply
    34,370.19x = 51,538.41 × 12,180.38
  4. Step 4: Simplify right side
    34,370.19x = 627,757,160.70
  5. Step 5: Solve for x
    x = 627,757,160.70/34,370.19
  6. Step 6: Final answer
    x = 18,264.58

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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.