Home / 12,717.44-19,066.56-8,336

Finding the Fourth Proportional to 12,717.44, 19,066.56 and 8,336

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Solution

The fourth proportional to 12,717.44, 19,066.56 and 8,336 is: 12,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.44 : 19,066.56 = 8,336 : x
  2. Step 2: Convert to fraction form
    12,717.44/19,066.56 = 8,336/x
  3. Step 3: Cross multiply
    12,717.44x = 19,066.56 × 8,336
  4. Step 4: Simplify right side
    12,717.44x = 158,938,844.16
  5. Step 5: Solve for x
    x = 158,938,844.16/12,717.44
  6. Step 6: Final answer
    x = 12,497.71

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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.