Home / 12,042.58-18,062.01-4,645.96

Finding the Fourth Proportional to 12,042.58, 18,062.01 and 4,645.96

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Solution

The fourth proportional to 12,042.58, 18,062.01 and 4,645.96 is: 6,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.58 : 18,062.01 = 4,645.96 : x
  2. Step 2: Convert to fraction form
    12,042.58/18,062.01 = 4,645.96/x
  3. Step 3: Cross multiply
    12,042.58x = 18,062.01 × 4,645.96
  4. Step 4: Simplify right side
    12,042.58x = 83,915,375.98
  5. Step 5: Solve for x
    x = 83,915,375.98/12,042.58
  6. Step 6: Final answer
    x = 6,968.22

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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.