Home / 55,225.44-82,778.58-27,112.80

Finding the Fourth Proportional to 55,225.44, 82,778.58 and 27,112.80

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Solution

The fourth proportional to 55,225.44, 82,778.58 and 27,112.80 is: 40,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,225.44 : 82,778.58 = 27,112.80 : x
  2. Step 2: Convert to fraction form
    55,225.44/82,778.58 = 27,112.80/x
  3. Step 3: Cross multiply
    55,225.44x = 82,778.58 × 27,112.80
  4. Step 4: Simplify right side
    55,225.44x = 2,244,359,083.82
  5. Step 5: Solve for x
    x = 2,244,359,083.82/55,225.44
  6. Step 6: Final answer
    x = 40,639.95

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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.