Home / 13,986.17-20,982.33-6,089.95

Finding the Fourth Proportional to 13,986.17, 20,982.33 and 6,089.95

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Solution

The fourth proportional to 13,986.17, 20,982.33 and 6,089.95 is: 9,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986.17 : 20,982.33 = 6,089.95 : x
  2. Step 2: Convert to fraction form
    13,986.17/20,982.33 = 6,089.95/x
  3. Step 3: Cross multiply
    13,986.17x = 20,982.33 × 6,089.95
  4. Step 4: Simplify right side
    13,986.17x = 127,781,340.58
  5. Step 5: Solve for x
    x = 127,781,340.58/13,986.17
  6. Step 6: Final answer
    x = 9,136.26

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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.