Home / 49,839.28-74,758.44-16,561.78

Finding the Fourth Proportional to 49,839.28, 74,758.44 and 16,561.78

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Solution

The fourth proportional to 49,839.28, 74,758.44 and 16,561.78 is: 24,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,839.28 : 74,758.44 = 16,561.78 : x
  2. Step 2: Convert to fraction form
    49,839.28/74,758.44 = 16,561.78/x
  3. Step 3: Cross multiply
    49,839.28x = 74,758.44 × 16,561.78
  4. Step 4: Simplify right side
    49,839.28x = 1,238,132,836.42
  5. Step 5: Solve for x
    x = 1,238,132,836.42/49,839.28
  6. Step 6: Final answer
    x = 24,842.51

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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.