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Finding the Fourth Proportional to 22,474.92, 33,715.66 and 11,942.22

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Solution

The fourth proportional to 22,474.92, 33,715.66 and 11,942.22 is: 17,915.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474.92 : 33,715.66 = 11,942.22 : x
  2. Step 2: Convert to fraction form
    22,474.92/33,715.66 = 11,942.22/x
  3. Step 3: Cross multiply
    22,474.92x = 33,715.66 × 11,942.22
  4. Step 4: Simplify right side
    22,474.92x = 402,639,829.17
  5. Step 5: Solve for x
    x = 402,639,829.17/22,474.92
  6. Step 6: Final answer
    x = 17,915.07

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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.