Home / 50,115.72-69,160.50-27,758.28

Finding the Fourth Proportional to 50,115.72, 69,160.50 and 27,758.28

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Solution

The fourth proportional to 50,115.72, 69,160.50 and 27,758.28 is: 38,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.72 : 69,160.50 = 27,758.28 : x
  2. Step 2: Convert to fraction form
    50,115.72/69,160.50 = 27,758.28/x
  3. Step 3: Cross multiply
    50,115.72x = 69,160.50 × 27,758.28
  4. Step 4: Simplify right side
    50,115.72x = 1,919,776,523.94
  5. Step 5: Solve for x
    x = 1,919,776,523.94/50,115.72
  6. Step 6: Final answer
    x = 38,306.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.