Home / 21,083.22-31,625.84-6,293.29

Finding the Fourth Proportional to 21,083.22, 31,625.84 and 6,293.29

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Solution

The fourth proportional to 21,083.22, 31,625.84 and 6,293.29 is: 9,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,083.22 : 31,625.84 = 6,293.29 : x
  2. Step 2: Convert to fraction form
    21,083.22/31,625.84 = 6,293.29/x
  3. Step 3: Cross multiply
    21,083.22x = 31,625.84 × 6,293.29
  4. Step 4: Simplify right side
    21,083.22x = 199,030,582.61
  5. Step 5: Solve for x
    x = 199,030,582.61/21,083.22
  6. Step 6: Final answer
    x = 9,440.24

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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.