Home / 26,939.67-40,410.17-9,170.30

Finding the Fourth Proportional to 26,939.67, 40,410.17 and 9,170.30

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Solution

The fourth proportional to 26,939.67, 40,410.17 and 9,170.30 is: 13,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.67 : 40,410.17 = 9,170.30 : x
  2. Step 2: Convert to fraction form
    26,939.67/40,410.17 = 9,170.30/x
  3. Step 3: Cross multiply
    26,939.67x = 40,410.17 × 9,170.30
  4. Step 4: Simplify right side
    26,939.67x = 370,573,134.05
  5. Step 5: Solve for x
    x = 370,573,134.05/26,939.67
  6. Step 6: Final answer
    x = 13,755.67

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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.