Home / 19,946.43-29,861.64-11,601

Finding the Fourth Proportional to 19,946.43, 29,861.64 and 11,601

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Solution

The fourth proportional to 19,946.43, 29,861.64 and 11,601 is: 17,367.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.43 : 29,861.64 = 11,601 : x
  2. Step 2: Convert to fraction form
    19,946.43/29,861.64 = 11,601/x
  3. Step 3: Cross multiply
    19,946.43x = 29,861.64 × 11,601
  4. Step 4: Simplify right side
    19,946.43x = 346,424,885.64
  5. Step 5: Solve for x
    x = 346,424,885.64/19,946.43
  6. Step 6: Final answer
    x = 17,367.76

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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.