Home / 19,158.22-28,727.16-16,942.42

Finding the Fourth Proportional to 19,158.22, 28,727.16 and 16,942.42

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Solution

The fourth proportional to 19,158.22, 28,727.16 and 16,942.42 is: 25,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158.22 : 28,727.16 = 16,942.42 : x
  2. Step 2: Convert to fraction form
    19,158.22/28,727.16 = 16,942.42/x
  3. Step 3: Cross multiply
    19,158.22x = 28,727.16 × 16,942.42
  4. Step 4: Simplify right side
    19,158.22x = 486,707,610.13
  5. Step 5: Solve for x
    x = 486,707,610.13/19,158.22
  6. Step 6: Final answer
    x = 25,404.64

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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.