Home / 17,056.44-25,608.40-8,742.20

Finding the Fourth Proportional to 17,056.44, 25,608.40 and 8,742.20

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Solution

The fourth proportional to 17,056.44, 25,608.40 and 8,742.20 is: 13,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,056.44 : 25,608.40 = 8,742.20 : x
  2. Step 2: Convert to fraction form
    17,056.44/25,608.40 = 8,742.20/x
  3. Step 3: Cross multiply
    17,056.44x = 25,608.40 × 8,742.20
  4. Step 4: Simplify right side
    17,056.44x = 223,873,604.58
  5. Step 5: Solve for x
    x = 223,873,604.58/17,056.44
  6. Step 6: Final answer
    x = 13,125.46

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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.