Home / 23,113.84-34,662.24-8,318.78

Finding the Fourth Proportional to 23,113.84, 34,662.24 and 8,318.78

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Solution

The fourth proportional to 23,113.84, 34,662.24 and 8,318.78 is: 12,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,113.84 : 34,662.24 = 8,318.78 : x
  2. Step 2: Convert to fraction form
    23,113.84/34,662.24 = 8,318.78/x
  3. Step 3: Cross multiply
    23,113.84x = 34,662.24 × 8,318.78
  4. Step 4: Simplify right side
    23,113.84x = 288,347,548.87
  5. Step 5: Solve for x
    x = 288,347,548.87/23,113.84
  6. Step 6: Final answer
    x = 12,475.10

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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.