Home / 49,952.30-74,926.72-12,512.69

Finding the Fourth Proportional to 49,952.30, 74,926.72 and 12,512.69

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Solution

The fourth proportional to 49,952.30, 74,926.72 and 12,512.69 is: 18,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,952.30 : 74,926.72 = 12,512.69 : x
  2. Step 2: Convert to fraction form
    49,952.30/74,926.72 = 12,512.69/x
  3. Step 3: Cross multiply
    49,952.30x = 74,926.72 × 12,512.69
  4. Step 4: Simplify right side
    49,952.30x = 937,535,163.52
  5. Step 5: Solve for x
    x = 937,535,163.52/49,952.30
  6. Step 6: Final answer
    x = 18,768.61

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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.