Home / 17,180.16-25,757.28-11,619.60

Finding the Fourth Proportional to 17,180.16, 25,757.28 and 11,619.60

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Solution

The fourth proportional to 17,180.16, 25,757.28 and 11,619.60 is: 17,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,180.16 : 25,757.28 = 11,619.60 : x
  2. Step 2: Convert to fraction form
    17,180.16/25,757.28 = 11,619.60/x
  3. Step 3: Cross multiply
    17,180.16x = 25,757.28 × 11,619.60
  4. Step 4: Simplify right side
    17,180.16x = 299,289,290.69
  5. Step 5: Solve for x
    x = 299,289,290.69/17,180.16
  6. Step 6: Final answer
    x = 17,420.63

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1.5x scale

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.