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Finding the Fourth Proportional to 22,076.07, 33,128.99 and 8,225.07

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Solution

The fourth proportional to 22,076.07, 33,128.99 and 8,225.07 is: 12,343.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,076.07 : 33,128.99 = 8,225.07 : x
  2. Step 2: Convert to fraction form
    22,076.07/33,128.99 = 8,225.07/x
  3. Step 3: Cross multiply
    22,076.07x = 33,128.99 × 8,225.07
  4. Step 4: Simplify right side
    22,076.07x = 272,488,220.65
  5. Step 5: Solve for x
    x = 272,488,220.65/22,076.07
  6. Step 6: Final answer
    x = 12,343.15

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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.