Home / 12,534.44-17,291.96-8,057.36

Finding the Fourth Proportional to 12,534.44, 17,291.96 and 8,057.36

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Solution

The fourth proportional to 12,534.44, 17,291.96 and 8,057.36 is: 11,115.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.44 : 17,291.96 = 8,057.36 : x
  2. Step 2: Convert to fraction form
    12,534.44/17,291.96 = 8,057.36/x
  3. Step 3: Cross multiply
    12,534.44x = 17,291.96 × 8,057.36
  4. Step 4: Simplify right side
    12,534.44x = 139,327,546.83
  5. Step 5: Solve for x
    x = 139,327,546.83/12,534.44
  6. Step 6: Final answer
    x = 11,115.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.