Home / 23,178.46-34,770.40-8,394.34

Finding the Fourth Proportional to 23,178.46, 34,770.40 and 8,394.34

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Solution

The fourth proportional to 23,178.46, 34,770.40 and 8,394.34 is: 12,592.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.46 : 34,770.40 = 8,394.34 : x
  2. Step 2: Convert to fraction form
    23,178.46/34,770.40 = 8,394.34/x
  3. Step 3: Cross multiply
    23,178.46x = 34,770.40 × 8,394.34
  4. Step 4: Simplify right side
    23,178.46x = 291,874,559.54
  5. Step 5: Solve for x
    x = 291,874,559.54/23,178.46
  6. Step 6: Final answer
    x = 12,592.49

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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.