Home / 22,710.65-34,022.97-12,819.87

Finding the Fourth Proportional to 22,710.65, 34,022.97 and 12,819.87

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Solution

The fourth proportional to 22,710.65, 34,022.97 and 12,819.87 is: 19,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710.65 : 34,022.97 = 12,819.87 : x
  2. Step 2: Convert to fraction form
    22,710.65/34,022.97 = 12,819.87/x
  3. Step 3: Cross multiply
    22,710.65x = 34,022.97 × 12,819.87
  4. Step 4: Simplify right side
    22,710.65x = 436,170,052.41
  5. Step 5: Solve for x
    x = 436,170,052.41/22,710.65
  6. Step 6: Final answer
    x = 19,205.53

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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.