Home / 13,967.31-20,953.17-5,083.41

Finding the Fourth Proportional to 13,967.31, 20,953.17 and 5,083.41

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Solution

The fourth proportional to 13,967.31, 20,953.17 and 5,083.41 is: 7,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.31 : 20,953.17 = 5,083.41 : x
  2. Step 2: Convert to fraction form
    13,967.31/20,953.17 = 5,083.41/x
  3. Step 3: Cross multiply
    13,967.31x = 20,953.17 × 5,083.41
  4. Step 4: Simplify right side
    13,967.31x = 106,513,553.91
  5. Step 5: Solve for x
    x = 106,513,553.91/13,967.31
  6. Step 6: Final answer
    x = 7,625.92

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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.