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Finding the Fourth Proportional to 22,097.36, 33,150.16 and 7,316.68

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Solution

The fourth proportional to 22,097.36, 33,150.16 and 7,316.68 is: 10,976.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,097.36 : 33,150.16 = 7,316.68 : x
  2. Step 2: Convert to fraction form
    22,097.36/33,150.16 = 7,316.68/x
  3. Step 3: Cross multiply
    22,097.36x = 33,150.16 × 7,316.68
  4. Step 4: Simplify right side
    22,097.36x = 242,548,993.21
  5. Step 5: Solve for x
    x = 242,548,993.21/22,097.36
  6. Step 6: Final answer
    x = 10,976.38

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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.