Home / 50,882.55-76,330.59-18,857.19

Finding the Fourth Proportional to 50,882.55, 76,330.59 and 18,857.19

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Solution

The fourth proportional to 50,882.55, 76,330.59 and 18,857.19 is: 28,288.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,882.55 : 76,330.59 = 18,857.19 : x
  2. Step 2: Convert to fraction form
    50,882.55/76,330.59 = 18,857.19/x
  3. Step 3: Cross multiply
    50,882.55x = 76,330.59 × 18,857.19
  4. Step 4: Simplify right side
    50,882.55x = 1,439,380,367.73
  5. Step 5: Solve for x
    x = 1,439,380,367.73/50,882.55
  6. Step 6: Final answer
    x = 28,288.29

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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.