Home / 26,736.10-40,104.15-18,441.70

Finding the Fourth Proportional to 26,736.10, 40,104.15 and 18,441.70

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Solution

The fourth proportional to 26,736.10, 40,104.15 and 18,441.70 is: 27,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.10 : 40,104.15 = 18,441.70 : x
  2. Step 2: Convert to fraction form
    26,736.10/40,104.15 = 18,441.70/x
  3. Step 3: Cross multiply
    26,736.10x = 40,104.15 × 18,441.70
  4. Step 4: Simplify right side
    26,736.10x = 739,588,703.06
  5. Step 5: Solve for x
    x = 739,588,703.06/26,736.10
  6. Step 6: Final answer
    x = 27,662.55

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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.