Home / 27,743.38-41,560.07-12,931.90

Finding the Fourth Proportional to 27,743.38, 41,560.07 and 12,931.90

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Solution

The fourth proportional to 27,743.38, 41,560.07 and 12,931.90 is: 19,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,743.38 : 41,560.07 = 12,931.90 : x
  2. Step 2: Convert to fraction form
    27,743.38/41,560.07 = 12,931.90/x
  3. Step 3: Cross multiply
    27,743.38x = 41,560.07 × 12,931.90
  4. Step 4: Simplify right side
    27,743.38x = 537,450,604.57
  5. Step 5: Solve for x
    x = 537,450,604.57/27,743.38
  6. Step 6: Final answer
    x = 19,372.21

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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.