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Finding the Fourth Proportional to 23,246.37, 34,868.91 and 8,455.56

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Solution

The fourth proportional to 23,246.37, 34,868.91 and 8,455.56 is: 12,683.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,246.37 : 34,868.91 = 8,455.56 : x
  2. Step 2: Convert to fraction form
    23,246.37/34,868.91 = 8,455.56/x
  3. Step 3: Cross multiply
    23,246.37x = 34,868.91 × 8,455.56
  4. Step 4: Simplify right side
    23,246.37x = 294,836,160.64
  5. Step 5: Solve for x
    x = 294,836,160.64/23,246.37
  6. Step 6: Final answer
    x = 12,683.11

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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.