Home / 14,363.31-19,822.28-8,076.09

Finding the Fourth Proportional to 14,363.31, 19,822.28 and 8,076.09

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Solution

The fourth proportional to 14,363.31, 19,822.28 and 8,076.09 is: 11,145.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.31 : 19,822.28 = 8,076.09 : x
  2. Step 2: Convert to fraction form
    14,363.31/19,822.28 = 8,076.09/x
  3. Step 3: Cross multiply
    14,363.31x = 19,822.28 × 8,076.09
  4. Step 4: Simplify right side
    14,363.31x = 160,086,517.29
  5. Step 5: Solve for x
    x = 160,086,517.29/14,363.31
  6. Step 6: Final answer
    x = 11,145.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.