Home / 21,889.26-32,850.09-16,279.74

Finding the Fourth Proportional to 21,889.26, 32,850.09 and 16,279.74

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Solution

The fourth proportional to 21,889.26, 32,850.09 and 16,279.74 is: 24,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,889.26 : 32,850.09 = 16,279.74 : x
  2. Step 2: Convert to fraction form
    21,889.26/32,850.09 = 16,279.74/x
  3. Step 3: Cross multiply
    21,889.26x = 32,850.09 × 16,279.74
  4. Step 4: Simplify right side
    21,889.26x = 534,790,924.18
  5. Step 5: Solve for x
    x = 534,790,924.18/21,889.26
  6. Step 6: Final answer
    x = 24,431.66

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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.