Home / 55,160.82-82,675.62-20,059.74

Finding the Fourth Proportional to 55,160.82, 82,675.62 and 20,059.74

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Solution

The fourth proportional to 55,160.82, 82,675.62 and 20,059.74 is: 30,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,160.82 : 82,675.62 = 20,059.74 : x
  2. Step 2: Convert to fraction form
    55,160.82/82,675.62 = 20,059.74/x
  3. Step 3: Cross multiply
    55,160.82x = 82,675.62 × 20,059.74
  4. Step 4: Simplify right side
    55,160.82x = 1,658,451,441.54
  5. Step 5: Solve for x
    x = 1,658,451,441.54/55,160.82
  6. Step 6: Final answer
    x = 30,065.75

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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.