Home / 26,915.46-40,379.28-8,197.18

Finding the Fourth Proportional to 26,915.46, 40,379.28 and 8,197.18

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Solution

The fourth proportional to 26,915.46, 40,379.28 and 8,197.18 is: 12,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.46 : 40,379.28 = 8,197.18 : x
  2. Step 2: Convert to fraction form
    26,915.46/40,379.28 = 8,197.18/x
  3. Step 3: Cross multiply
    26,915.46x = 40,379.28 × 8,197.18
  4. Step 4: Simplify right side
    26,915.46x = 330,996,226.43
  5. Step 5: Solve for x
    x = 330,996,226.43/26,915.46
  6. Step 6: Final answer
    x = 12,297.62

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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.