Home / 22,063.39-33,111.49-8,915.87

Finding the Fourth Proportional to 22,063.39, 33,111.49 and 8,915.87

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Solution

The fourth proportional to 22,063.39, 33,111.49 and 8,915.87 is: 13,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,063.39 : 33,111.49 = 8,915.87 : x
  2. Step 2: Convert to fraction form
    22,063.39/33,111.49 = 8,915.87/x
  3. Step 3: Cross multiply
    22,063.39x = 33,111.49 × 8,915.87
  4. Step 4: Simplify right side
    22,063.39x = 295,217,800.84
  5. Step 5: Solve for x
    x = 295,217,800.84/22,063.39
  6. Step 6: Final answer
    x = 13,380.44

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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.