Home / 56,922.09-85,375.58-16,940.36

Finding the Fourth Proportional to 56,922.09, 85,375.58 and 16,940.36

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Solution

The fourth proportional to 56,922.09, 85,375.58 and 16,940.36 is: 25,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,922.09 : 85,375.58 = 16,940.36 : x
  2. Step 2: Convert to fraction form
    56,922.09/85,375.58 = 16,940.36/x
  3. Step 3: Cross multiply
    56,922.09x = 85,375.58 × 16,940.36
  4. Step 4: Simplify right side
    56,922.09x = 1,446,292,548.83
  5. Step 5: Solve for x
    x = 1,446,292,548.83/56,922.09
  6. Step 6: Final answer
    x = 25,408.28

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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.