Home / 23,178.42-34,770.30-8,394.30

Finding the Fourth Proportional to 23,178.42, 34,770.30 and 8,394.30

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Solution

The fourth proportional to 23,178.42, 34,770.30 and 8,394.30 is: 12,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.42 : 34,770.30 = 8,394.30 : x
  2. Step 2: Convert to fraction form
    23,178.42/34,770.30 = 8,394.30/x
  3. Step 3: Cross multiply
    23,178.42x = 34,770.30 × 8,394.30
  4. Step 4: Simplify right side
    23,178.42x = 291,872,329.29
  5. Step 5: Solve for x
    x = 291,872,329.29/23,178.42
  6. Step 6: Final answer
    x = 12,592.42

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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.