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Finding the Fourth Proportional to 22,057.92, 33,091.88 and 7,268.32

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Solution

The fourth proportional to 22,057.92, 33,091.88 and 7,268.32 is: 10,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,057.92 : 33,091.88 = 7,268.32 : x
  2. Step 2: Convert to fraction form
    22,057.92/33,091.88 = 7,268.32/x
  3. Step 3: Cross multiply
    22,057.92x = 33,091.88 × 7,268.32
  4. Step 4: Simplify right side
    22,057.92x = 240,522,373.24
  5. Step 5: Solve for x
    x = 240,522,373.24/22,057.92
  6. Step 6: Final answer
    x = 10,904.13

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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.