Home / 50,801.78-76,174.83-15,731.70

Finding the Fourth Proportional to 50,801.78, 76,174.83 and 15,731.70

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Solution

The fourth proportional to 50,801.78, 76,174.83 and 15,731.70 is: 23,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,801.78 : 76,174.83 = 15,731.70 : x
  2. Step 2: Convert to fraction form
    50,801.78/76,174.83 = 15,731.70/x
  3. Step 3: Cross multiply
    50,801.78x = 76,174.83 × 15,731.70
  4. Step 4: Simplify right side
    50,801.78x = 1,198,359,573.11
  5. Step 5: Solve for x
    x = 1,198,359,573.11/50,801.78
  6. Step 6: Final answer
    x = 23,588.93

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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.