Home / 12,694.12-19,042.44-4,373.02

Finding the Fourth Proportional to 12,694.12, 19,042.44 and 4,373.02

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Solution

The fourth proportional to 12,694.12, 19,042.44 and 4,373.02 is: 6,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694.12 : 19,042.44 = 4,373.02 : x
  2. Step 2: Convert to fraction form
    12,694.12/19,042.44 = 4,373.02/x
  3. Step 3: Cross multiply
    12,694.12x = 19,042.44 × 4,373.02
  4. Step 4: Simplify right side
    12,694.12x = 83,272,970.97
  5. Step 5: Solve for x
    x = 83,272,970.97/12,694.12
  6. Step 6: Final answer
    x = 6,559.96

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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.