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Finding the Fourth Proportional to 55,284.92, 82,940.40 and 22,006.88

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Solution

The fourth proportional to 55,284.92, 82,940.40 and 22,006.88 is: 33,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,284.92 : 82,940.40 = 22,006.88 : x
  2. Step 2: Convert to fraction form
    55,284.92/82,940.40 = 22,006.88/x
  3. Step 3: Cross multiply
    55,284.92x = 82,940.40 × 22,006.88
  4. Step 4: Simplify right side
    55,284.92x = 1,825,259,429.95
  5. Step 5: Solve for x
    x = 1,825,259,429.95/55,284.92
  6. Step 6: Final answer
    x = 33,015.50

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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.