Home / 11,924.85-17,887.38-4,531.42

Finding the Fourth Proportional to 11,924.85, 17,887.38 and 4,531.42

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Solution

The fourth proportional to 11,924.85, 17,887.38 and 4,531.42 is: 6,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.85 : 17,887.38 = 4,531.42 : x
  2. Step 2: Convert to fraction form
    11,924.85/17,887.38 = 4,531.42/x
  3. Step 3: Cross multiply
    11,924.85x = 17,887.38 × 4,531.42
  4. Step 4: Simplify right side
    11,924.85x = 81,055,212.03
  5. Step 5: Solve for x
    x = 81,055,212.03/11,924.85
  6. Step 6: Final answer
    x = 6,797.17

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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.