Home / 26,755.56-40,134.78-11,157.48

Finding the Fourth Proportional to 26,755.56, 40,134.78 and 11,157.48

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Solution

The fourth proportional to 26,755.56, 40,134.78 and 11,157.48 is: 16,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.56 : 40,134.78 = 11,157.48 : x
  2. Step 2: Convert to fraction form
    26,755.56/40,134.78 = 11,157.48/x
  3. Step 3: Cross multiply
    26,755.56x = 40,134.78 × 11,157.48
  4. Step 4: Simplify right side
    26,755.56x = 447,803,005.15
  5. Step 5: Solve for x
    x = 447,803,005.15/26,755.56
  6. Step 6: Final answer
    x = 16,736.82

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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.