Home / 23,234.42-34,842.90-8,439.68

Finding the Fourth Proportional to 23,234.42, 34,842.90 and 8,439.68

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Solution

The fourth proportional to 23,234.42, 34,842.90 and 8,439.68 is: 12,656.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,234.42 : 34,842.90 = 8,439.68 : x
  2. Step 2: Convert to fraction form
    23,234.42/34,842.90 = 8,439.68/x
  3. Step 3: Cross multiply
    23,234.42x = 34,842.90 × 8,439.68
  4. Step 4: Simplify right side
    23,234.42x = 294,062,926.27
  5. Step 5: Solve for x
    x = 294,062,926.27/23,234.42
  6. Step 6: Final answer
    x = 12,656.35

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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.