Home / 12,694.31-19,036.22-4,795.48

Finding the Fourth Proportional to 12,694.31, 19,036.22 and 4,795.48

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Solution

The fourth proportional to 12,694.31, 19,036.22 and 4,795.48 is: 7,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694.31 : 19,036.22 = 4,795.48 : x
  2. Step 2: Convert to fraction form
    12,694.31/19,036.22 = 4,795.48/x
  3. Step 3: Cross multiply
    12,694.31x = 19,036.22 × 4,795.48
  4. Step 4: Simplify right side
    12,694.31x = 91,287,812.29
  5. Step 5: Solve for x
    x = 91,287,812.29/12,694.31
  6. Step 6: Final answer
    x = 7,191.24

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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.