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Finding the Fourth Proportional to 22,173.81, 33,267.06 and 7,392.39

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Solution

The fourth proportional to 22,173.81, 33,267.06 and 7,392.39 is: 11,090.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.81 : 33,267.06 = 7,392.39 : x
  2. Step 2: Convert to fraction form
    22,173.81/33,267.06 = 7,392.39/x
  3. Step 3: Cross multiply
    22,173.81x = 33,267.06 × 7,392.39
  4. Step 4: Simplify right side
    22,173.81x = 245,923,081.67
  5. Step 5: Solve for x
    x = 245,923,081.67/22,173.81
  6. Step 6: Final answer
    x = 11,090.70

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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.