Home / 16,954.55-25,433.21-8,516.71

Finding the Fourth Proportional to 16,954.55, 25,433.21 and 8,516.71

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Solution

The fourth proportional to 16,954.55, 25,433.21 and 8,516.71 is: 12,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.55 : 25,433.21 = 8,516.71 : x
  2. Step 2: Convert to fraction form
    16,954.55/25,433.21 = 8,516.71/x
  3. Step 3: Cross multiply
    16,954.55x = 25,433.21 × 8,516.71
  4. Step 4: Simplify right side
    16,954.55x = 216,607,263.15
  5. Step 5: Solve for x
    x = 216,607,263.15/16,954.55
  6. Step 6: Final answer
    x = 12,775.76

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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.