Home / 22,306.57-30,783.50-12,234.42

Finding the Fourth Proportional to 22,306.57, 30,783.50 and 12,234.42

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Solution

The fourth proportional to 22,306.57, 30,783.50 and 12,234.42 is: 16,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,306.57 : 30,783.50 = 12,234.42 : x
  2. Step 2: Convert to fraction form
    22,306.57/30,783.50 = 12,234.42/x
  3. Step 3: Cross multiply
    22,306.57x = 30,783.50 × 12,234.42
  4. Step 4: Simplify right side
    22,306.57x = 376,618,268.07
  5. Step 5: Solve for x
    x = 376,618,268.07/22,306.57
  6. Step 6: Final answer
    x = 16,883.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.