Home / 26,761.56-40,142.34-11,170.68

Finding the Fourth Proportional to 26,761.56, 40,142.34 and 11,170.68

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Solution

The fourth proportional to 26,761.56, 40,142.34 and 11,170.68 is: 16,756.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.56 : 40,142.34 = 11,170.68 : x
  2. Step 2: Convert to fraction form
    26,761.56/40,142.34 = 11,170.68/x
  3. Step 3: Cross multiply
    26,761.56x = 40,142.34 × 11,170.68
  4. Step 4: Simplify right side
    26,761.56x = 448,417,234.59
  5. Step 5: Solve for x
    x = 448,417,234.59/26,761.56
  6. Step 6: Final answer
    x = 16,756.02

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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.