Home / 22,704.18-31,318.98-13,627.22

Finding the Fourth Proportional to 22,704.18, 31,318.98 and 13,627.22

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Solution

The fourth proportional to 22,704.18, 31,318.98 and 13,627.22 is: 18,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.18 : 31,318.98 = 13,627.22 : x
  2. Step 2: Convert to fraction form
    22,704.18/31,318.98 = 13,627.22/x
  3. Step 3: Cross multiply
    22,704.18x = 31,318.98 × 13,627.22
  4. Step 4: Simplify right side
    22,704.18x = 426,790,630.64
  5. Step 5: Solve for x
    x = 426,790,630.64/22,704.18
  6. Step 6: Final answer
    x = 18,797.89

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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.