Home / 19,254.22-28,815.62-16,137.75

Finding the Fourth Proportional to 19,254.22, 28,815.62 and 16,137.75

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Solution

The fourth proportional to 19,254.22, 28,815.62 and 16,137.75 is: 24,151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.22 : 28,815.62 = 16,137.75 : x
  2. Step 2: Convert to fraction form
    19,254.22/28,815.62 = 16,137.75/x
  3. Step 3: Cross multiply
    19,254.22x = 28,815.62 × 16,137.75
  4. Step 4: Simplify right side
    19,254.22x = 465,019,046.89
  5. Step 5: Solve for x
    x = 465,019,046.89/19,254.22
  6. Step 6: Final answer
    x = 24,151.54

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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.