Home / 34,077.56-51,112.69-11,891.35

Finding the Fourth Proportional to 34,077.56, 51,112.69 and 11,891.35

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Solution

The fourth proportional to 34,077.56, 51,112.69 and 11,891.35 is: 17,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,077.56 : 51,112.69 = 11,891.35 : x
  2. Step 2: Convert to fraction form
    34,077.56/51,112.69 = 11,891.35/x
  3. Step 3: Cross multiply
    34,077.56x = 51,112.69 × 11,891.35
  4. Step 4: Simplify right side
    34,077.56x = 607,798,920.39
  5. Step 5: Solve for x
    x = 607,798,920.39/34,077.56
  6. Step 6: Final answer
    x = 17,835.75

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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.