Home / 11,967.48-17,943.06-4,172.04

Finding the Fourth Proportional to 11,967.48, 17,943.06 and 4,172.04

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Solution

The fourth proportional to 11,967.48, 17,943.06 and 4,172.04 is: 6,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.48 : 17,943.06 = 4,172.04 : x
  2. Step 2: Convert to fraction form
    11,967.48/17,943.06 = 4,172.04/x
  3. Step 3: Cross multiply
    11,967.48x = 17,943.06 × 4,172.04
  4. Step 4: Simplify right side
    11,967.48x = 74,859,164.04
  5. Step 5: Solve for x
    x = 74,859,164.04/11,967.48
  6. Step 6: Final answer
    x = 6,255.22

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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.