Home / 25,454.22-38,131.66-16,662.48

Finding the Fourth Proportional to 25,454.22, 38,131.66 and 16,662.48

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Solution

The fourth proportional to 25,454.22, 38,131.66 and 16,662.48 is: 24,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.22 : 38,131.66 = 16,662.48 : x
  2. Step 2: Convert to fraction form
    25,454.22/38,131.66 = 16,662.48/x
  3. Step 3: Cross multiply
    25,454.22x = 38,131.66 × 16,662.48
  4. Step 4: Simplify right side
    25,454.22x = 635,368,022.12
  5. Step 5: Solve for x
    x = 635,368,022.12/25,454.22
  6. Step 6: Final answer
    x = 24,961.21

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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.