Home / 12,730.39-19,096.61-4,836.69

Finding the Fourth Proportional to 12,730.39, 19,096.61 and 4,836.69

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Solution

The fourth proportional to 12,730.39, 19,096.61 and 4,836.69 is: 7,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.39 : 19,096.61 = 4,836.69 : x
  2. Step 2: Convert to fraction form
    12,730.39/19,096.61 = 4,836.69/x
  3. Step 3: Cross multiply
    12,730.39x = 19,096.61 × 4,836.69
  4. Step 4: Simplify right side
    12,730.39x = 92,364,331.93
  5. Step 5: Solve for x
    x = 92,364,331.93/12,730.39
  6. Step 6: Final answer
    x = 7,255.42

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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.