Home / 16,159.26-22,310.82-12,375.75

Finding the Fourth Proportional to 16,159.26, 22,310.82 and 12,375.75

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Solution

The fourth proportional to 16,159.26, 22,310.82 and 12,375.75 is: 17,086.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,159.26 : 22,310.82 = 12,375.75 : x
  2. Step 2: Convert to fraction form
    16,159.26/22,310.82 = 12,375.75/x
  3. Step 3: Cross multiply
    16,159.26x = 22,310.82 × 12,375.75
  4. Step 4: Simplify right side
    16,159.26x = 276,113,130.62
  5. Step 5: Solve for x
    x = 276,113,130.62/16,159.26
  6. Step 6: Final answer
    x = 17,086.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.