Home / 15,986.41-23,986.53-8,582.22

Finding the Fourth Proportional to 15,986.41, 23,986.53 and 8,582.22

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Solution

The fourth proportional to 15,986.41, 23,986.53 and 8,582.22 is: 12,877.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986.41 : 23,986.53 = 8,582.22 : x
  2. Step 2: Convert to fraction form
    15,986.41/23,986.53 = 8,582.22/x
  3. Step 3: Cross multiply
    15,986.41x = 23,986.53 × 8,582.22
  4. Step 4: Simplify right side
    15,986.41x = 205,857,634.59
  5. Step 5: Solve for x
    x = 205,857,634.59/15,986.41
  6. Step 6: Final answer
    x = 12,877.04

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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.