Home / 22,814.15-34,209.53-12,146.56

Finding the Fourth Proportional to 22,814.15, 34,209.53 and 12,146.56

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Solution

The fourth proportional to 22,814.15, 34,209.53 and 12,146.56 is: 18,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,814.15 : 34,209.53 = 12,146.56 : x
  2. Step 2: Convert to fraction form
    22,814.15/34,209.53 = 12,146.56/x
  3. Step 3: Cross multiply
    22,814.15x = 34,209.53 × 12,146.56
  4. Step 4: Simplify right side
    22,814.15x = 415,527,962.46
  5. Step 5: Solve for x
    x = 415,527,962.46/22,814.15
  6. Step 6: Final answer
    x = 18,213.61

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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.