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Finding the Fourth Proportional to 55,754.58, 83,634.64 and 22,470.20

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Solution

The fourth proportional to 55,754.58, 83,634.64 and 22,470.20 is: 33,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.58 : 83,634.64 = 22,470.20 : x
  2. Step 2: Convert to fraction form
    55,754.58/83,634.64 = 22,470.20/x
  3. Step 3: Cross multiply
    55,754.58x = 83,634.64 × 22,470.20
  4. Step 4: Simplify right side
    55,754.58x = 1,879,287,087.73
  5. Step 5: Solve for x
    x = 1,879,287,087.73/55,754.58
  6. Step 6: Final answer
    x = 33,706.42

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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.