Home / 17,845.92-26,739.72-11,250.90

Finding the Fourth Proportional to 17,845.92, 26,739.72 and 11,250.90

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Solution

The fourth proportional to 17,845.92, 26,739.72 and 11,250.90 is: 16,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.92 : 26,739.72 = 11,250.90 : x
  2. Step 2: Convert to fraction form
    17,845.92/26,739.72 = 11,250.90/x
  3. Step 3: Cross multiply
    17,845.92x = 26,739.72 × 11,250.90
  4. Step 4: Simplify right side
    17,845.92x = 300,845,915.75
  5. Step 5: Solve for x
    x = 300,845,915.75/17,845.92
  6. Step 6: Final answer
    x = 16,857.97

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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.