Home / 19,173.88-28,760.66-7,495.24

Finding the Fourth Proportional to 19,173.88, 28,760.66 and 7,495.24

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Solution

The fourth proportional to 19,173.88, 28,760.66 and 7,495.24 is: 11,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.88 : 28,760.66 = 7,495.24 : x
  2. Step 2: Convert to fraction form
    19,173.88/28,760.66 = 7,495.24/x
  3. Step 3: Cross multiply
    19,173.88x = 28,760.66 × 7,495.24
  4. Step 4: Simplify right side
    19,173.88x = 215,568,049.26
  5. Step 5: Solve for x
    x = 215,568,049.26/19,173.88
  6. Step 6: Final answer
    x = 11,242.80

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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.