Home / 51,286.92-76,927.59-13,846.47

Finding the Fourth Proportional to 51,286.92, 76,927.59 and 13,846.47

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Solution

The fourth proportional to 51,286.92, 76,927.59 and 13,846.47 is: 20,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,286.92 : 76,927.59 = 13,846.47 : x
  2. Step 2: Convert to fraction form
    51,286.92/76,927.59 = 13,846.47/x
  3. Step 3: Cross multiply
    51,286.92x = 76,927.59 × 13,846.47
  4. Step 4: Simplify right side
    51,286.92x = 1,065,175,567.11
  5. Step 5: Solve for x
    x = 1,065,175,567.11/51,286.92
  6. Step 6: Final answer
    x = 20,768.95

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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.