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Finding the Fourth Proportional to 22,073.61, 33,112.04 and 6,491.91

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Solution

The fourth proportional to 22,073.61, 33,112.04 and 6,491.91 is: 9,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,073.61 : 33,112.04 = 6,491.91 : x
  2. Step 2: Convert to fraction form
    22,073.61/33,112.04 = 6,491.91/x
  3. Step 3: Cross multiply
    22,073.61x = 33,112.04 × 6,491.91
  4. Step 4: Simplify right side
    22,073.61x = 214,960,351.14
  5. Step 5: Solve for x
    x = 214,960,351.14/22,073.61
  6. Step 6: Final answer
    x = 9,738.34

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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.