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Finding the Fourth Proportional to 23,791.92, 35,704.04 and 12,706.57

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Solution

The fourth proportional to 23,791.92, 35,704.04 and 12,706.57 is: 19,068.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,791.92 : 35,704.04 = 12,706.57 : x
  2. Step 2: Convert to fraction form
    23,791.92/35,704.04 = 12,706.57/x
  3. Step 3: Cross multiply
    23,791.92x = 35,704.04 × 12,706.57
  4. Step 4: Simplify right side
    23,791.92x = 453,675,730.75
  5. Step 5: Solve for x
    x = 453,675,730.75/23,791.92
  6. Step 6: Final answer
    x = 19,068.48

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1.5x scale

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.