Home / 17,505.80-26,284.30-12,334.60

Finding the Fourth Proportional to 17,505.80, 26,284.30 and 12,334.60

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Solution

The fourth proportional to 17,505.80, 26,284.30 and 12,334.60 is: 18,519.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.80 : 26,284.30 = 12,334.60 : x
  2. Step 2: Convert to fraction form
    17,505.80/26,284.30 = 12,334.60/x
  3. Step 3: Cross multiply
    17,505.80x = 26,284.30 × 12,334.60
  4. Step 4: Simplify right side
    17,505.80x = 324,206,326.78
  5. Step 5: Solve for x
    x = 324,206,326.78/17,505.80
  6. Step 6: Final answer
    x = 18,519.94

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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.