Home / 26,821.55-40,236.08-8,099.46

Finding the Fourth Proportional to 26,821.55, 40,236.08 and 8,099.46

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Solution

The fourth proportional to 26,821.55, 40,236.08 and 8,099.46 is: 12,150.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,821.55 : 40,236.08 = 8,099.46 : x
  2. Step 2: Convert to fraction form
    26,821.55/40,236.08 = 8,099.46/x
  3. Step 3: Cross multiply
    26,821.55x = 40,236.08 × 8,099.46
  4. Step 4: Simplify right side
    26,821.55x = 325,890,616.21
  5. Step 5: Solve for x
    x = 325,890,616.21/26,821.55
  6. Step 6: Final answer
    x = 12,150.33

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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.