Home / 13,054.56-19,581.15-8,057.88

Finding the Fourth Proportional to 13,054.56, 19,581.15 and 8,057.88

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Solution

The fourth proportional to 13,054.56, 19,581.15 and 8,057.88 is: 12,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.56 : 19,581.15 = 8,057.88 : x
  2. Step 2: Convert to fraction form
    13,054.56/19,581.15 = 8,057.88/x
  3. Step 3: Cross multiply
    13,054.56x = 19,581.15 × 8,057.88
  4. Step 4: Simplify right side
    13,054.56x = 157,782,556.96
  5. Step 5: Solve for x
    x = 157,782,556.96/13,054.56
  6. Step 6: Final answer
    x = 12,086.39

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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.