Home / 17,839.44-26,720.28-8,586

Finding the Fourth Proportional to 17,839.44, 26,720.28 and 8,586

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Solution

The fourth proportional to 17,839.44, 26,720.28 and 8,586 is: 12,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.44 : 26,720.28 = 8,586 : x
  2. Step 2: Convert to fraction form
    17,839.44/26,720.28 = 8,586/x
  3. Step 3: Cross multiply
    17,839.44x = 26,720.28 × 8,586
  4. Step 4: Simplify right side
    17,839.44x = 229,420,324.08
  5. Step 5: Solve for x
    x = 229,420,324.08/17,839.44
  6. Step 6: Final answer
    x = 12,860.29

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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.