Home / 50,505.48-75,758.20-19,340.73

Finding the Fourth Proportional to 50,505.48, 75,758.20 and 19,340.73

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Solution

The fourth proportional to 50,505.48, 75,758.20 and 19,340.73 is: 29,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,505.48 : 75,758.20 = 19,340.73 : x
  2. Step 2: Convert to fraction form
    50,505.48/75,758.20 = 19,340.73/x
  3. Step 3: Cross multiply
    50,505.48x = 75,758.20 × 19,340.73
  4. Step 4: Simplify right side
    50,505.48x = 1,465,218,843.13
  5. Step 5: Solve for x
    x = 1,465,218,843.13/50,505.48
  6. Step 6: Final answer
    x = 29,011.09

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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.