Home / 27,246.18-40,847.21-8,516.57

Finding the Fourth Proportional to 27,246.18, 40,847.21 and 8,516.57

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Solution

The fourth proportional to 27,246.18, 40,847.21 and 8,516.57 is: 12,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,246.18 : 40,847.21 = 8,516.57 : x
  2. Step 2: Convert to fraction form
    27,246.18/40,847.21 = 8,516.57/x
  3. Step 3: Cross multiply
    27,246.18x = 40,847.21 × 8,516.57
  4. Step 4: Simplify right side
    27,246.18x = 347,878,246.68
  5. Step 5: Solve for x
    x = 347,878,246.68/27,246.18
  6. Step 6: Final answer
    x = 12,767.96

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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.