Home / 18,310.26-25,261-11,944.33

Finding the Fourth Proportional to 18,310.26, 25,261 and 11,944.33

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Solution

The fourth proportional to 18,310.26, 25,261 and 11,944.33 is: 16,478.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.26 : 25,261 = 11,944.33 : x
  2. Step 2: Convert to fraction form
    18,310.26/25,261 = 11,944.33/x
  3. Step 3: Cross multiply
    18,310.26x = 25,261 × 11,944.33
  4. Step 4: Simplify right side
    18,310.26x = 301,725,720.13
  5. Step 5: Solve for x
    x = 301,725,720.13/18,310.26
  6. Step 6: Final answer
    x = 16,478.51

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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.