Home / 12,851.96-19,273.62-4,531.64

Finding the Fourth Proportional to 12,851.96, 19,273.62 and 4,531.64

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Solution

The fourth proportional to 12,851.96, 19,273.62 and 4,531.64 is: 6,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.96 : 19,273.62 = 4,531.64 : x
  2. Step 2: Convert to fraction form
    12,851.96/19,273.62 = 4,531.64/x
  3. Step 3: Cross multiply
    12,851.96x = 19,273.62 × 4,531.64
  4. Step 4: Simplify right side
    12,851.96x = 87,341,107.34
  5. Step 5: Solve for x
    x = 87,341,107.34/12,851.96
  6. Step 6: Final answer
    x = 6,795.94

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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.