Home / 17,176.58-25,742.34-12,448.62

Finding the Fourth Proportional to 17,176.58, 25,742.34 and 12,448.62

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Solution

The fourth proportional to 17,176.58, 25,742.34 and 12,448.62 is: 18,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176.58 : 25,742.34 = 12,448.62 : x
  2. Step 2: Convert to fraction form
    17,176.58/25,742.34 = 12,448.62/x
  3. Step 3: Cross multiply
    17,176.58x = 25,742.34 × 12,448.62
  4. Step 4: Simplify right side
    17,176.58x = 320,456,608.57
  5. Step 5: Solve for x
    x = 320,456,608.57/17,176.58
  6. Step 6: Final answer
    x = 18,656.60

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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.