Home / 26,765.20-40,147.67-6,774.88

Finding the Fourth Proportional to 26,765.20, 40,147.67 and 6,774.88

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Solution

The fourth proportional to 26,765.20, 40,147.67 and 6,774.88 is: 10,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.20 : 40,147.67 = 6,774.88 : x
  2. Step 2: Convert to fraction form
    26,765.20/40,147.67 = 6,774.88/x
  3. Step 3: Cross multiply
    26,765.20x = 40,147.67 × 6,774.88
  4. Step 4: Simplify right side
    26,765.20x = 271,995,646.53
  5. Step 5: Solve for x
    x = 271,995,646.53/26,765.20
  6. Step 6: Final answer
    x = 10,162.29

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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.