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Finding the Fourth Proportional to 54,790.92, 82,186.90 and 17,350.28

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Solution

The fourth proportional to 54,790.92, 82,186.90 and 17,350.28 is: 26,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,790.92 : 82,186.90 = 17,350.28 : x
  2. Step 2: Convert to fraction form
    54,790.92/82,186.90 = 17,350.28/x
  3. Step 3: Cross multiply
    54,790.92x = 82,186.90 × 17,350.28
  4. Step 4: Simplify right side
    54,790.92x = 1,425,965,727.33
  5. Step 5: Solve for x
    x = 1,425,965,727.33/54,790.92
  6. Step 6: Final answer
    x = 26,025.58

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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.