Home / 27,700.38-41,523.84-11,916.72

Finding the Fourth Proportional to 27,700.38, 41,523.84 and 11,916.72

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Solution

The fourth proportional to 27,700.38, 41,523.84 and 11,916.72 is: 17,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,700.38 : 41,523.84 = 11,916.72 : x
  2. Step 2: Convert to fraction form
    27,700.38/41,523.84 = 11,916.72/x
  3. Step 3: Cross multiply
    27,700.38x = 41,523.84 × 11,916.72
  4. Step 4: Simplify right side
    27,700.38x = 494,827,974.60
  5. Step 5: Solve for x
    x = 494,827,974.60/27,700.38
  6. Step 6: Final answer
    x = 17,863.58

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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.