Home / 26,736.40-40,104.60-21,811.60

Finding the Fourth Proportional to 26,736.40, 40,104.60 and 21,811.60

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Solution

The fourth proportional to 26,736.40, 40,104.60 and 21,811.60 is: 32,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.40 : 40,104.60 = 21,811.60 : x
  2. Step 2: Convert to fraction form
    26,736.40/40,104.60 = 21,811.60/x
  3. Step 3: Cross multiply
    26,736.40x = 40,104.60 × 21,811.60
  4. Step 4: Simplify right side
    26,736.40x = 874,745,493.36
  5. Step 5: Solve for x
    x = 874,745,493.36/26,736.40
  6. Step 6: Final answer
    x = 32,717.40

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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.