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Finding the Fourth Proportional to 22,792.76, 34,192.55 and 7,999.08

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Solution

The fourth proportional to 22,792.76, 34,192.55 and 7,999.08 is: 11,999.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,792.76 : 34,192.55 = 7,999.08 : x
  2. Step 2: Convert to fraction form
    22,792.76/34,192.55 = 7,999.08/x
  3. Step 3: Cross multiply
    22,792.76x = 34,192.55 × 7,999.08
  4. Step 4: Simplify right side
    22,792.76x = 273,508,942.85
  5. Step 5: Solve for x
    x = 273,508,942.85/22,792.76
  6. Step 6: Final answer
    x = 11,999.82

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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.