Home / 11,929.26-17,889.84-4,531.94

Finding the Fourth Proportional to 11,929.26, 17,889.84 and 4,531.94

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Solution

The fourth proportional to 11,929.26, 17,889.84 and 4,531.94 is: 6,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.26 : 17,889.84 = 4,531.94 : x
  2. Step 2: Convert to fraction form
    11,929.26/17,889.84 = 4,531.94/x
  3. Step 3: Cross multiply
    11,929.26x = 17,889.84 × 4,531.94
  4. Step 4: Simplify right side
    11,929.26x = 81,075,592.04
  5. Step 5: Solve for x
    x = 81,075,592.04/11,929.26
  6. Step 6: Final answer
    x = 6,796.36

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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.